SEO & Search terms
Organic search, crawling, indexing, rankings, and technical optimization. Browse plain-language definitions and practical context below.
Terms in this topic
Alphabetical order-
A permanent server-side redirect from one URL to another.
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302 Redirect
302 FoundAn HTTP redirect that tells clients a page has moved temporarily to another URL.
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307 Redirect
307 Temporary RedirectA temporary HTTP redirect that preserves the original request method, such as POST.
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An HTTP status meaning the requested page could not be found on the server.
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An HTTP status meaning a page has been permanently removed and will not return.
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A server-side HTTP status code showing the server failed to fulfill a valid request.
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Optimizing content to be chosen as the direct answer by answer engines.
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Google's AI-generated summaries that appear at the top of some search results.
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A ranking drop caused automatically by search algorithms rather than a human reviewer.
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A short written description of an image that browsers and screen readers use in place of the picture.
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An open framework for building stripped-down pages that load very fast on mobile.
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The mix of wording used in the clickable text of links pointing to a page.
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A link to a page from another website.
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BERT
Bidirectional Encoder Representations from TransformersGoogle's language model that reads full query context to better understand words.
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Microsoft's free tool for tracking and improving a site's visibility in Bing.
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Microsoft's web crawler that gathers pages for the Bing search index.
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The repeated template text that appears across many pages of a site, such as navigation, headers, footers, sidebars, and standard legal wording.
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Link text that uses a company or website's brand name.
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A row of links showing a page's position within a site's hierarchy.
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Breadcrumb schema is markup that shows a page's position in the site hierarchy.
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Finding dead links on other sites and suggesting your working page as a replacement.
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An HTML tag that names the preferred version of a page among duplicates.
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The preferred version of a page when similar URLs exist.
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The process of choosing one preferred URL when the same content is reachable at several addresses.
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A two-letter top-level domain assigned to a specific country or territory.
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Majestic's score predicting a site's link influence based on the quantity of backlinks.
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How easily AI answer engines can quote and attribute a piece of content.
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Building page content in the browser using JavaScript after an initial load.
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Cloaking shows search engines different content than human visitors see.
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When separate sources mention two entities together, suggesting a topical relationship between them.
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The repeated appearance of specific words near a brand or link across the web.
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Commercial investigation is research before buying, comparing options and reading reviews.
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The gradual loss of traffic or rankings a page suffers over time.
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How current and up to date a page's information is, which can affect some rankings.
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A central section of a site that organizes related content around a single theme.
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Reviewing and removing or improving low value pages to strengthen a site overall.
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A link placed within the body text of content, surrounded by relevant words.
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Google's set of user experience metrics for loading, interactivity, and visual stability.
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How easily search engine crawlers can reach and read a site's pages.
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The number of pages a search engine will crawl on your site in a given period.
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How many clicks a page sits from the homepage or entry point.
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A problem that stops a search engine from successfully fetching a URL.
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How many requests a crawler makes to your site within a set time.
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A site structure that generates near-infinite low-value URLs, wasting crawler resources.
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An automated program that browses the web and fetches pages by following links.
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The process search engines use to discover pages and follow links.
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A canonical tag that names a preferred URL on a different domain than the current page.
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CLS measures how much page content unexpectedly moves while it loads.
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A third-party score intended to estimate a domain's ranking strength.
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Removing pages from a search engine's index so they no longer appear in results.
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Earning coverage and links from online publications through newsworthy stories, data, and outreach.
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A text file telling Google to ignore specific backlinks when assessing your site.
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An informal term for a normal link that can pass ranking signals to its destination.
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Ahrefs' 0 to 100 score of a website's overall backlink profile strength.
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A doorway page is a low-value page built mainly to rank and funnel users elsewhere.
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Duplicate content is text that appears on more than one web page or URL.
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Serving a prerendered page version to bots and the normal version to users.
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A link a publisher adds freely because your content is genuinely worth citing.
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Google's guideline for judging content quality by experience, expertise, authority, and trust.
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Optimizing content around clearly defined people, places, things, and concepts search engines recognize.
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Link text that exactly matches the target keyword a page wants to rank for.
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Filter and sort options that let users narrow listings by attributes like size, color, or price.
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Structured data that marks up a list of questions and their answers on a page.
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A highlighted answer that may appear above standard organic results.
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Structuring content to win Google's highlighted answer box above results.
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FCP measures when the first text or image appears on a loading page.
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A site layout where most pages sit only a few clicks from the homepage.
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Optimizing content so AI generative engines cite and include it in answers.
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Showing content or ads to people based on their physical location.
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Google's free listing tool that lets businesses manage how they appear in Search and Maps.
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A broad, periodic change to Google's core ranking systems.
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Google's web crawler that discovers and fetches pages for its search index.
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Writing an article for another website, usually to earn a byline and a link back to your own site.
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The top-level HTML heading that usually states the main topic of a page.
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HTML heading elements from H1 to H6 that structure content into a clear hierarchy.
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A Google system that rewards content made for people over content made mainly for search engines.
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An HTML annotation that tells search engines the language and region a page targets.
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A header that forces browsers to always connect to a site over secure HTTPS.
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A web page that lists links to a site's important pages for human visitors.
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The secure, encrypted version of the protocol browsers use to load websites.
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A 2013 Google overhaul that improved understanding of the meaning behind queries.
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A row or block of image thumbnails shown within Google's regular search results.
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The practice of optimizing images so they load fast and rank well in search results.
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When too many low-value or duplicate pages of a site get indexed.
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The status of which of your pages are indexed, excluded, or have errors.
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The process of storing and organizing content for possible search results.
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A protocol that instantly tells search engines when site URLs change.
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Informational intent means the searcher wants to learn or find an answer.
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INP measures how quickly a page responds to user interactions across a visit.
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Linking from one page on your site to another page on the same site.
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Optimizing a site so search engines serve the right content to users in different countries or languages.
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Making JavaScript-heavy sites crawlable, renderable, and indexable by search engines.
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JSON-LD
Short for JavaScript Object Notation for Linked DataJSON-LD is a script-based format for adding structured data to a page.
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A word or phrase that represents a searcher's query or a marketer's target.
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When several pages on one site compete for the same keyword and weaken each other.
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The percentage of a page's words that are made up of a specific keyword or phrase.
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An estimate of how hard it would be to rank on page one for a given keyword.
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Keyword mapping assigns target search terms to specific pages on a site.
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The process of finding and analyzing the search terms your audience uses to plan content.
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Overloading a page with keywords in an attempt to manipulate search rankings.
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Google's database of real-world entities and the connections between them.
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An information box on Google results that summarizes facts about a person, place, or thing.
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LCP measures how long the largest visible element takes to render on screen.
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Delaying the load of images or content until a user is about to see it.
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Content designed to be so useful, surprising, or shareable that people link to it naturally.
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The practice of earning links from other websites to your own.
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The ranking value passed from one page to another through hyperlinks.
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A group of sites created mainly to link to each other and inflate rankings.
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Informal term for the ranking value passed from one page to another through links.
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The rate at which a site or page gains or loses backlinks over a set period.
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A unique root domain that links to your site, counting subdomains under it as one.
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A proposed text file that gives AI models a curated guide to a site's content.
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Any online mention of a business's name, address, and phone number.
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A Google search result block that shows a map and a short list of nearby businesses.
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The goal behind a search that suggests the person wants a nearby product, service, or place.
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Optimizing a business to appear in local search results and map listings for nearby customers.
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Reviewing server logs to see exactly how bots and users request your pages.
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A specific lower-volume search phrase that often signals precise intent.
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A popular but technically inaccurate label for terms related in meaning to a main keyword.
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A penalty a human Google reviewer applies when a site breaks Google's guidelines.
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Another name for the Local Pack, the map plus list of local businesses in Google results.
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A short page summary that search engines may show in a result snippet.
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An HTML tag that reloads or redirects a page after a set number of seconds.
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The specific instructions, like noindex and nofollow, given through robots meta tags or headers.
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A secure HTTPS page that still loads some resources over insecure HTTP.
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Mobile-first indexing means Google uses a page's mobile version for indexing and ranking.
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Google's AI model built to answer complex questions across languages and formats.
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A link whose clickable text is the raw web address itself.
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NAP Consistency
NAP means Name, Address, Phone.Keeping a business's name, address, and phone number identical across all online listings.
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Navigational intent means the searcher wants a specific site or page.
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A link attribute telling search engines not to pass ranking credit through a link.
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A link marked so search engines know not to pass ranking credit through it by default.
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A directive asking search engines not to include a page in search results.
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Visits earned from unpaid search results.
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Structured data that describes a company's identity, such as name, logo, and contact details.
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A page on a site that no internal links point to, making it hard to discover.
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Moz's 0 to 100 score predicting how well a single page may rank in search.
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Page experience is Google's set of signals for how pleasant a page feels to use.
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A link-analysis system that estimates the relative importance of pages.
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How quickly a web page loads and becomes usable for visitors.
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Splitting a large set of content across numbered pages, such as page 1, 2, and 3.
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A 2011 Google update that targeted thin, low-quality, and duplicate content.
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A common but imprecise name for Google's passage ranking capability.
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Google's ability to rank a specific passage within a page for a query.
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A set of sites, often built on expired domains, secretly owned to funnel links to a money site.
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A 2012 Google update that targeted manipulative link building and link spam.
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An expandable list of related questions shown within Google search results.
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A broad, comprehensive page that anchors a topic cluster and links to related subpages.
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Generating static HTML of pages ahead of time so bots receive ready content.
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Structured data that describes a product's details like price, availability, and rating.
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Google's machine learning system that helps interpret the meaning behind search queries.
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A request asking Google to review a site after fixing a manual action.
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A sequence where one URL redirects to another, which then redirects again before reaching the final page.
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A broken redirect setup where URLs point back to each other and never reach a final page.
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A unique website that links to your site at least once, counted once regardless of link total.
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Old HTML link tags that marked the sequence of paginated pages for search engines.
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Terms and phrases connected in meaning or intent to your main target keyword.
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The limited resources a search engine spends rendering JavaScript on your pages.
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Scripts or styles that must load before the browser can show a page.
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Responsive design lets one layout adapt to any screen size using flexible styling.
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Structured data that describes a review or rating of an item like a product or business.
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An earlier Google format that showed structured content as a visual, card-style result.
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A rich result is an enhanced search listing with extra visual features beyond text.
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Rich snippet is the older name for an enhanced search listing with extra details.
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An HTML tag in the page head that tells search engines how to index and follow a page.
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A site-level file that gives web crawlers access instructions.
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Schema markup is code from the Schema.org vocabulary that labels content for search engines.
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Google's free tool for monitoring how a site performs in Google Search.
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The underlying goal a person is trying to accomplish with a search.
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The average number of times people search a keyword in a given period, usually per month.
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A short, broad starting term used to generate a larger list of related keyword ideas.
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Search that interprets the meaning and intent behind a query, not just the exact words.
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The page a search engine displays in response to a query.
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Any non-standard result element on a search results page beyond plain links.
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SERP intent is the goal behind a search, read from the results Google shows.
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The degree to which search rankings shift over a short period.
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Building the full HTML of a page on the server before sending it to the browser.
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A business that serves customers at their locations instead of at a storefront.
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Google's experimental name for AI-generated search results, now called AI Overviews.
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How a website's pages are organized and linked together into a structure.
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A search field shown inside a site's Google result that queries that site directly.
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Extra links to a site's inner pages shown beneath its main search result.
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A master XML file that points to several individual XML sitemaps.
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Finding top-performing content, making something clearly better, then asking linkers to point to yours.
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A page that looks empty or missing but returns a success status code.
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Moz's percentage estimate of how likely a site is to be penalized or spammy.
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Another name for a web crawler that follows links across the web.
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The rel=sponsored value that marks a link as paid or part of an advertisement.
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A digital file that enables encrypted HTTPS connections and verifies a site's identity.
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Structured data is standardized code that describes a page's content to search engines.
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Pages that offer little or no value to users, often short or duplicated.
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TTFB measures how long the browser waits for the first byte from the server.
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The HTML element that sets a page's title, often shown as the clickable result headline.
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A news box on Google results that highlights recent articles about a topic.
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A group of related pages linked around one central topic to build depth and authority.
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A low-quality or spammy inbound link that may harm a site's search reputation.
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Transactional intent means the searcher is ready to buy or take action.
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Majestic's score estimating a site's link quality based on proximity to trusted seed sites.
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UGC Link Attribute
UGC (user-generated content)The rel=ugc value that marks a link as coming from user-generated content.
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Managing how query string parameters in URLs affect crawling, indexing, and duplicate content.
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A text string that identifies the browser or bot making a web request.
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A scrollable row of video results shown on a Google search page.
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Optimizing content to be found and read aloud by voice assistants.
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An HTTP response header that applies robots directives like noindex to any file type.
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A file that lists a site's important URLs to help search engines discover them.
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Google's label for topics that could seriously affect health, finances, safety, or well-being.
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A search that ends without the user clicking any result.