SEO Glossary

2xx Status Codes
HTTP status codes in the 2xx range indicate that a request was successfully processed by the server. Common 2xx codes include 200 (OK), which indicates a successful request, and 204 (No Content), which indicates that the server processed the request but there is no content to send back.
301 Redirect
A permanent redirect from one URL to another. It informs search engines and browsers that a webpage has been permanently moved to a new location. 301 redirects are commonly used to preserve SEO value and redirect users from old or outdated URLs to new ones.
302 Redirect
A temporary redirect from one URL to another. It indicates to search engines and browsers that a webpage has been temporarily moved to a different location. Unlike a 301 redirect, a 302 redirect does not transfer the SEO value of the original URL to the new one.
404 Error
An HTTP status code indicating that a webpage is not found. When a user requests a page that doesn’t exist, a 404 error page is displayed. Customized and user-friendly 404 error pages can help retain visitors and guide them to relevant content.
4xx Status Codes
HTTP status codes in the 4xx range indicate client errors, meaning the request was invalid or could not be fulfilled. Common 4xx codes include 404 (Not Found), which indicates that the requested resource could not be found, and 403 (Forbidden), which indicates that the server understood the request but refused to fulfill it.
5xx Status Codes
HTTP status codes in the 5xx range indicate server errors, meaning the server encountered an unexpected condition that prevented it from fulfilling the request. Common 5xx codes include 500 (Internal Server Error), which indicates a general server error, and 503 (Service Unavailable), which indicates that the server is temporarily unable to handle the request.
A/B Testing
The process of comparing two or more versions of a webpage, ad, or element to determine which one performs better. A/B testing helps optimize conversion rates by testing different variations and analyzing user response.
The portion of a webpage that is visible without scrolling. Content placed above-the-fold is considered more visible and impactful for users, including important headlines, calls-to-action, and key information.
Accelerated Mobile Pages (AMP)
An open-source project led by Google that aims to improve the performance and user experience of mobile web pages. AMP uses a simplified version of HTML and prioritizes fast loading times on mobile devices.
Alt Attribute
An HTML attribute added to an image tag that provides alternative text when an image cannot be displayed. Alt attributes are important for accessibility and SEO, as they help search engines understand the content of the image.
Anchor Text
The visible and clickable text of a hyperlink. Anchor text provides context and relevance to both users and search engines, influencing the target page’s rankings for the linked keyword or phrase.
The perceived expertise, trustworthiness, and credibility of a website or domain in the eyes of search engines and users. Authority is built through high-quality content, backlinks from reputable sources, and positive user experiences.
Backlink Profile
The collection of external links pointing to a website. A strong and diverse backlink profile from authoritative and relevant sources can positively impact search engine rankings and increase organic traffic.
Black Hat SEO
Unethical or manipulative SEO techniques aimed at improving search engine rankings through practices that violate search engine guidelines. Black hat SEO can result in penalties or even removal from search engine indexes.
A regularly updated website or web page that features articles, opinions, news, and other types of content. Blogs are often used as a platform for sharing information, engaging with audiences, and improving search engine visibility.
A saved link to a webpage that allows users to easily revisit that page later. Bookmarks can be saved within a web browser or through online bookmarking services.
Bounce Rate
The percentage of visitors who leave a website after viewing only one page, without interacting further. A high bounce rate may indicate a lack of relevance or poor user experience.
Branded Keyword
A keyword or search term that includes a specific brand name. Branded keywords often refer to searches related to a particular brand, its products, or its services.
A website navigation feature that displays the hierarchical path to the current page. Breadcrumbs help users understand their location within a website’s structure and facilitate navigation.
Broken Link
A hyperlink that leads to a webpage that no longer exists or cannot be accessed. Broken links negatively impact user experience and SEO, and website owners should regularly check for and fix broken links.
A software application used to access and view websites and web content. Examples of popular web browsers include Google Chrome, Mozilla Firefox, and Safari.
CTR (Click-Through Rate)
The percentage of users who click on a specific link or advertisement compared to the total number of impressions. Higher CTRs indicate a higher level of relevance and attractiveness of the link or ad.
A temporary storage location that stores copies of web pages, images, and other resources to facilitate faster retrieval and reduce server load. Caching improves website performance and user experience.
Canonical URL
The preferred version of a webpage’s URL that is chosen to be indexed by search engines. Canonical URLs help prevent duplicate content issues when multiple URLs lead to the same or similar content.
The process of selecting the preferred URL when there are multiple versions of the same content. Canonicalization ensures that search engines understand which URL to index and display in search results.
A black hat SEO technique where the content presented to search engine bots is different from what is shown to users. Cloaking is an attempt to deceive search engines and can result in penalties.
Competitive Analysis
The process of evaluating and studying the strategies, strengths, and weaknesses of competitors in a specific market or industry. Competitive analysis helps identify opportunities and refine SEO and marketing strategies.
Content Gap Analysis
The process of identifying topics or keywords that competitors are ranking for but the target website is not. Content gap analysis helps identify opportunities to create new content and capture additional organic traffic.
Content Marketing
The practice of creating and distributing valuable, relevant, and consistent content to attract and engage a target audience. Content marketing aims to drive organic traffic, increase brand awareness, and generate leads or conversions.
Conversion Form
An online form designed to capture user information, such as name, email address, or phone number, with the goal of converting visitors into leads or customers. Conversion forms are commonly used in lead generation and marketing campaigns.
Conversion Rate
The percentage of website visitors who complete a desired action, such as making a purchase, filling out a form, or subscribing to a newsletter. Improving the conversion rate is a key goal of SEO and digital marketing efforts.
Also known as a spider or bot, a crawler is a program used by search engines to discover and index web pages. Crawlers systematically navigate the web, following links and collecting data.
The process by which search engine bots systematically navigate and access web pages to gather information for indexing. Crawling is an essential step in search engine operations and determines which pages get indexed.
Crawling Budget
The number of pages a search engine bot is willing to crawl on a website during a given period. Crawling budget can be influenced by factors such as page speed, crawl errors, and the overall importance of the website.
Crawling Errors
Issues that prevent search engine bots from properly crawling and indexing a webpage. Common crawling errors include broken links, server errors, and accessibility issues.
Country Code Top-Level Domain. A top-level domain (TLD) that is assigned to a specific country or geographic region. Examples include .us for the United States and .uk for the United Kingdom.
The removal of a web page or a group of pages from a search engine’s index. De-indexing can occur voluntarily or as a result of a search engine penalty.
Deep Link
A hyperlink that points to a specific page or section within a website, bypassing the homepage or main landing page. Deep links improve user experience by providing direct access to relevant content.
The process of informing search engines that certain backlinks pointing to a website should not be considered in their ranking algorithms. Disavowing backlinks is done to distance a website from low-quality or spammy links that may negatively impact SEO.
A type of link attribute that allows search engines to follow the link and pass authority from the linking page to the linked page. Do-follow links are considered by search engines when determining rankings.
Domain Age
The length of time that a domain has been registered and active. While domain age is not a major ranking factor, older domains often have more authority and trust in the eyes of search engines.
Domain Authority
A metric developed by Moz that predicts how well a domain or website will rank in search engine results. Domain authority is based on factors such as the quality and quantity of backlinks, content relevance, and overall website performance.
Domain Extension
The suffix at the end of a domain name, such as .com, .org, .net. The domain extension can convey information about the type or purpose of a website and may impact user perception and search engine rankings.
Domain Name
The unique name that identifies a website on the Internet. A domain name should be relevant, memorable, and reflect the brand or content of the website.
Duplicate Content
Identical or substantially similar content that appears on multiple web pages, either within the same website or across different websites. Duplicate content can negatively impact search engine rankings as search engines prefer unique and valuable content.
Dwell Time
The amount of time a user spends on a webpage after clicking on a search result before returning to the search results page. A longer dwell time may signal higher user engagement and satisfaction.
EAT Stands for Expertise, Authoritativeness, and Trustworthiness. E-A-T is a concept used by search engines to assess the quality and credibility of websites and content. Websites that demonstrate high E-A-T are more likely to rank well.
Evergreen Content
Content that remains relevant and valuable over an extended period, regardless of current trends or events. Evergreen content typically focuses on timeless topics and continues to attract organic traffic over time.
External Link Equity
The ranking power or authority that is passed from one website to another through external linking. External link equity contributes to a website’s overall authority and can positively impact search engine rankings.
External Linking
The practice of linking from one website to another. External links, also known as outbound links, can provide additional information and credibility to users and help search engines determine the relevance and authority of a webpage.
Featured Snippet
A highlighted snippet of information displayed at the top of the search results, extracted from a webpage. Featured snippets aim to provide a direct answer to the user’s query and can significantly increase visibility and traffic to the featured page.
Google Analytics
A powerful web analytics tool provided by Google that tracks and reports website traffic, user behavior, conversions, and other important metrics. Google Analytics provides insights to optimize website performance and marketing strategies.
Google My Business
A free tool provided by Google that allows businesses to manage their online presence, including their business information, reviews, and map listing. It is crucial for local SEO and appearing in Google Maps results.
Google Search Console
A free tool provided by Google that helps website owners monitor, maintain, and troubleshoot their site’s presence in Google search results. Google Search Console provides valuable data and insights for SEO optimization.
Gray Hat SEO
SEO techniques that fall between black hat and white hat practices. Gray hat SEO may involve some level of risk or ambiguity, such as purchasing expired domains for their backlinks or using automated content generation tools.
Guest Blogging
The practice of writing and publishing content on another website as a guest author. Guest blogging is often done to gain exposure, build backlinks, and establish authority in a particular industry or niche.
Header Tag
HTML tags (H1, H2, H3, etc.) used to define headings and subheadings within a webpage. Header tags help structure content and provide hierarchy, making it easier for users and search engines to understand the page’s content.
A visual representation of user interactions and behavior on a webpage, typically displayed as color-coded overlays. Heatmaps help identify areas of user interest, scrolling patterns, and potential areas for improvement on a webpage.
Hreflang Attribute
An HTML attribute used to specify the language and geographical targeting of a webpage. Hreflang tags help search engines understand the intended audience for multilingual or international websites.
Image Optimization
The process of optimizing images on a website for better performance and search engine visibility. Image optimization includes compressing image sizes, using descriptive filenames and alt attributes, and ensuring fast loading times.
Inbound Link
Also known as a backlink or incoming link, an inbound link is a hyperlink from an external website that points to a specific webpage. Inbound links are considered a positive signal for SEO and can help improve search engine rankings.
Indexed Pages
The number of web pages that search engines have crawled, analyzed, and stored in their indexes. The more indexed pages a website has, the higher its chances of appearing in search engine results.
Internal Link Equity
The ranking power or authority that is passed from one page to another within the same website through internal linking. Internal link equity distribution helps search engines understand the importance of different pages on a site.
Internal Linking
The practice of linking one page of a website to another page within the same website. Internal links help search engines understand the website’s structure and hierarchy, improve navigation, and distribute authority throughout the site.
Keyword Cannibalization
When multiple pages on a website target the same keyword or set of keywords, causing them to compete with each other in search engine rankings. Keyword cannibalization can dilute the ranking potential of individual pages.
Keyword Clustering
Grouping similar keywords or keyword variations together to create content clusters or topic clusters. Keyword clustering helps improve content organization, relevance, and overall SEO strategy.
Keyword Competition
The level of competition among websites targeting a specific keyword or set of keywords. High competition indicates a greater number of websites vying for top rankings, making it more challenging to achieve visibility.
Keyword Density
The percentage of times a keyword appears within a piece of content compared to the total word count. While keyword density used to be a significant ranking factor, search engines now focus more on the overall relevance and quality of content.
Keyword Difficulty
A metric that estimates the level of competition for a keyword in search engine results. Keyword difficulty takes into account factors such as the number of competitors and the strength of their SEO efforts.
Keyword Intent
The underlying goal or purpose behind a user’s search query. Understanding keyword intent helps optimize content to align with user expectations and deliver relevant information or solutions.
Keyword Proximity
The closeness or proximity of keywords to each other within a webpage’s content. Optimizing keyword proximity can help search engines understand the context and relevance of the content.
Keyword Ranking
The position of a webpage in the search engine results for a specific keyword or query. Monitoring keyword rankings helps assess the effectiveness of SEO efforts and identify areas for improvement.
Keyword Research
The process of identifying and analyzing keywords or search terms that users enter into search engines. Keyword research helps inform SEO strategies, content creation, and targeting relevant search queries.
Keyword Stemming
The process of identifying the root or base form of a keyword and using it to target related variations. Keyword stemming helps broaden the reach and relevance of a webpage for different search queries.
Keyword Stuffing
The excessive and unnatural use of keywords within a webpage’s content, meta tags, or URLs. Keyword stuffing is a black-hat SEO practice that violates search engine guidelines and can lead to penalties or a drop in rankings.
Keyword Volume
The average number of times a keyword is searched for in a given period, typically measured on a monthly basis. Keyword volume helps prioritize keywords based on their potential traffic and popularity.
Knowledge Graph
A knowledge base system used by search engines to enhance search results with information gathered from various sources. The knowledge graph displays additional information related to search queries, such as facts, images, and related entities.
LSI Keywords
Latent Semantic Indexing (LSI) keywords are words or phrases that are semantically related to a target keyword. Including LSI keywords in content helps search engines understand the context and relevance of the content.
Lazy Load
A technique used to defer the loading of non-critical elements, such as images or videos, until they are about to be displayed on the screen. Lazy loading improves page loading speed and saves bandwidth.
Link Building
The practice of acquiring backlinks from other websites to improve a website’s authority and search engine rankings. Link building strategies can include outreach, content promotion, and networking.
Link Juice
The value or authority passed from one webpage to another through hyperlinks. Link juice is a term used to describe the potential impact of a backlink on the ranking and authority of the linked page.
Link Schemes
Manipulative practices intended to artificially manipulate search engine rankings through excessive or low-quality link acquisition. Link schemes violate search engine guidelines and can result in penalties.
Local SEO
The process of optimizing a website to rank higher in local search results, particularly for location-specific queries. Local SEO involves optimizing Google My Business profiles, local citations, and obtaining positive reviews.
Long-Tail Keywords
Longer and more specific keyword phrases that target a narrower audience and have lower search volume. Long-tail keywords often have less competition and can drive highly targeted traffic to a website.
Meta Description
A concise summary of the content of a webpage. Meta descriptions are displayed in search engine results below the page title and provide a brief preview of what the page offers.
Meta Refresh
A method of automatically redirecting users to a different URL after a specified time. Meta refreshes are less commonly used in SEO and can sometimes be seen as a form of cloaking or poor user experience.
Meta Robots Tag
An HTML meta tag used to communicate instructions to search engine bots regarding how to handle a webpage. It can specify whether to index the page, follow the links, or prevent search engines from displaying the page in search results.
Descriptive information about a webpage that is embedded in the HTML code but not visible to users. Metadata includes elements such as title tags, meta descriptions, and meta keywords.
The process of removing unnecessary characters, spaces, and line breaks from source code to reduce file size and improve website loading speed. Minification is commonly applied to CSS, JavaScript, and HTML files.
Mobile Optimization
The process of ensuring that a website is fully functional and visually appealing on mobile devices. Mobile-friendly websites are designed with responsive layouts, optimized images, and simplified navigation to enhance user experience on smartphones and tablets.
Mobile-First Indexing
A search engine indexing approach where the mobile version of a webpage is prioritized over the desktop version. Mobile-first indexing is in response to the increasing use of mobile devices for internet browsing.
NAP stands for Name, Address, and Phone Number. NAP consistency refers to ensuring that the business name, address, and phone number are consistent across all online listings and directories. NAP consistency is important for local SEO.
A specialized segment or specific area of focus within a broader market. Targeting a niche allows businesses to cater to a specific audience and compete in a less saturated market.
Nofollow Link
A link attribute that instructs search engine bots not to follow the link or pass authority from the linking page to the linked page. Nofollow links are often used for sponsored or user-generated content to avoid potential penalties.
Organic Traffic
The visitors that come to a website through unpaid, natural search engine results. Organic traffic is considered highly valuable as it indicates relevance and authority and is not influenced by paid advertising.
PPC (Pay-Per-Click)
An online advertising model in which advertisers pay a fee each time their ad is clicked. PPC campaigns are commonly run on search engines and social media platforms, and they can be an effective way to drive targeted traffic to a website.
Page Authority
A metric developed by Moz that predicts how well a specific webpage will rank in search engine results. Page authority is based on various factors such as link quality, relevance, and popularity.
Page Rank
An algorithm used by Google in the past to assess the importance and authority of web pages based on the quantity and quality of backlinks. PageRank is no longer publicly visible and has been replaced by other ranking factors.
Page Speed
The time it takes for a webpage to load completely. Page speed is a critical factor for user experience and SEO, and faster loading times are generally preferred by both users and search engines.
Page Title
The title of a webpage that is displayed in the browser’s title bar and search engine results. The page title should accurately describe the content and include relevant keywords for SEO purposes.
The practice of dividing content across multiple pages or segments, often seen in blog archives, e-commerce product listings, or article lists. Pagination helps organize and structure content for easier navigation.
A search term or question entered by a user into a search engine. Queries can be broad or specific, and search engines aim to provide relevant results based on the user’s query.
Query Deserves Freshness (QDF)
A search engine algorithm principle that prioritizes fresh and recent content for queries related to current events, trending topics, or time-sensitive information. QDF ensures that search results are relevant and up-to-date.
RSS Feed
Rich Site Summary (RSS) or Really Simple Syndication (RSS) is a format used to publish frequently updated content. RSS feeds allow users to subscribe to website updates and receive new content in a standardized format.
Rank Tracking
Monitoring and tracking the position of a website or webpage in search engine results for specific keywords or queries over time. Rank tracking helps evaluate the effectiveness of SEO efforts and identify areas for improvement.
Ranking Factor
A variable or element that search engines use to determine the position of a webpage in search engine results. Ranking factors include elements such as content relevance, backlinks, page speed, and user experience.
The process of sending users and search engines from one URL to another. Redirection is commonly used when a page is moved or a website undergoes structural changes.
Referrer String
Information sent by a user’s browser to a web server, indicating the URL of the page from which the user navigated to the current page. Referrer strings can provide valuable information about user traffic sources.
An HTML link attribute that specifies the canonical URL for a webpage. The rel=canonical tag is used to indicate the preferred version of a webpage when multiple versions exist or when duplicate content issues need to be addressed.
Rich Snippets
Enhanced search results that provide additional information and context about a webpage. Rich snippets can include reviews, ratings, prices, dates, and other structured data, making them more visually appealing and informative.
Robots Meta Tag
An HTML meta tag that provides instructions to search engine bots on how to handle a webpage. It can specify whether to index the page, follow the links, or prevent search engines from crawling the page.
Robots.txt File
A text file placed on a website’s server to provide instructions to search engine bots on which pages to crawl and index. The robots.txt file specifies which areas of a site are accessible and which are restricted to search engines.
SERP (Search Engine Results Page)
The page displayed by a search engine in response to a user’s query, listing relevant web pages and other elements such as ads, featured snippets, and knowledge panels.
SERP Features
Additional elements or information displayed on a search engine results page beyond the traditional organic listings. SERP features include featured snippets, knowledge panels, local packs, image carousels, and more.
SSL Certificate
Secure Sockets Layer (SSL) certificates encrypt data transmitted between a website and a user’s browser, ensuring a secure connection. Having an SSL certificate is essential for website security and can also impact search engine rankings.
Schema Markup
Structured data markup added to a webpage’s HTML code to provide search engines with additional information about the content. Schema markup can enhance the appearance of search results with rich snippets, making them more informative and visually appealing.
Search Intent
The underlying purpose or goal behind a user’s search query. Search intent can be informational, navigational, transactional, or commercial, and understanding it helps deliver relevant content to users.
Seasonal Trends
Patterns and fluctuations in search volume and user behavior that occur during specific seasons or time periods. Seasonal trends can impact keyword rankings, content strategy, and marketing campaigns.
Seed Keyword
The initial keyword or search term used as a starting point for keyword research. Seed keywords are often broad and general, and further research is done to expand keyword lists and identify more specific keywords.
Site Map
A hierarchical list or diagram of all the pages on a website, intended to assist search engines in crawling and understanding the site’s structure. Site maps can be submitted to search engines for better indexing.
Another term for a web crawler or bot. Spiders are automated programs used by search engines to crawl and discover web pages.
Status Code
A three-digit code returned by a server in response to a client’s request. Status codes provide information about the success, failure, or redirection of the request. Common status codes include 200, 404, and 500.
Structured Data
Markup added to a webpage’s HTML code using formats such as Structured data provides additional context and information to search engines, enabling enhanced search result listings and rich snippets.
Title Tag
An HTML element that specifies the title of a webpage. The title tag is displayed in search engine results as the clickable headline for a webpage and is an important on-page SEO element.
The number of visitors or users who access a website within a given time period. Traffic can be organic (from search engines), direct (typing the URL directly), or referral (from other websites).
Traffic Rank
A measure of a website’s popularity or visibility compared to other websites. Traffic rank is often based on factors such as the number of visitors, page views, and time spent on the site.
URL Canonicalization
The practice of selecting the preferred URL format for a webpage when there are multiple versions or variations of the URL. Canonicalization ensures that search engines recognize and index the desired URL consistently.
User Experience (UX)
The overall experience that a visitor has when interacting with a website. Good UX involves factors such as easy navigation, fast loading times, engaging content, and intuitive design to provide a positive experience for users.
User Interface (UI)
The visual elements and design of a website or application that users interact with. UI design aims to create an intuitive and visually appealing interface that enhances the user experience.
User-Generated Content (UGC)
Content created and shared by users, such as reviews, testimonials, comments, and social media posts. UGC can help build credibility, engage users, and enhance SEO efforts.
Voice Search Optimization
The process of optimizing a website or content to be more compatible with voice-activated search queries. Voice search optimization focuses on conversational and natural language phrases that users might speak into voice assistants.
Website Navigation
The structure and organization of menus, links, and navigation elements within a website. Effective website navigation helps users find information easily and improves user experience.
White Hat SEO
Ethical and legitimate SEO practices that focus on creating high-quality content, optimizing websites for users, and following search engine guidelines. White hat SEO aims to improve search engine rankings through organic and sustainable methods.
XML Sitemap
A file that lists all the pages on a website, helping search engines understand its structure and index the pages more effectively. XML sitemaps can be submitted to search engines to facilitate the crawling and indexing process.