# SEO, AEO and GEO Glossary Publisher: Techno Experts Published: 2026-10-19 Last updated: 2026-10-19 Page: https://www.technoexperts.co/resources/aeo-geo-glossary [Home](https://www.technoexperts.co/) / [Free tools](https://www.technoexperts.co/free-tools/) / AEO and GEO glossary ## SEO, AEO and GEO glossary Plain language definitions of the search and AI visibility terms you will meet when you work on your website. - Plain language - Searchable - Updated regularly Filter terms AEO (Answer Engine Optimisation)Structuring content so search engines and AI assistants can lift a clear, direct answer from it. GEO (Generative Engine Optimisation)Making content easy for generative AI tools such as ChatGPT, Gemini, Claude and Perplexity to find, understand and cite. AI crawlerA bot run by an AI company that reads web pages, either to power search answers or to train models. Examples include OAI-SearchBot, GPTBot, ClaudeBot and PerplexityBot. BacklinkA link from another website to yours. Links from relevant, trusted sites are a strong signal. BreadcrumbA trail of links, such as Home / Services / SEO, that shows where a page sits in the site. Canonical URLThe preferred address of a page when the same content is reachable at more than one URL. Core Web VitalsGoogle page experience metrics: Largest Contentful Paint (loading), Interaction to Next Paint (responsiveness) and Cumulative Layout Shift (visual stability). Crawl budgetThe number of pages a search engine is willing and able to crawl on a site in a given period. E-E-A-TExperience, Expertise, Authoritativeness and Trust. Guidelines Google uses to describe helpful, reliable content. EntityA distinct thing, such as a company, person or place, that search engines can identify and relate to other things. Featured snippetA highlighted answer shown at the top of some Google results, taken from a web page. hreflangAn attribute that tells search engines which language or region a page version is meant for. IndexingThe process of storing a page so that it can appear in search results. Internal linkA link from one page of a site to another page of the same site. JSON-LDThe format Google recommends for structured data. It sits in a script tag and describes the page to machines. llms.txtA proposed plain text file at the site root that lists the most useful pages for language models. Support varies and it is not a ranking factor. Local packThe map and three business listings Google shows for local searches. Meta descriptionA short summary of a page that search engines may show under the title in results. noindexAn instruction that asks search engines not to include a page in their index. robots.txtA file at the site root that tells crawlers which parts of a site they may crawl. Schema markupStructured data vocabulary from schema.org used to label what content on a page means. Search intentThe goal behind a search, for example to learn, compare, buy or find a place. SERPSearch engine results page, the page of results shown after a search. SitemapAn XML file that lists the important URLs of a site for search engines. Title tagThe page title shown in browser tabs and as the main link in search results. Zero-click searchA search where the user gets the answer on the results page and does not visit a website. ## Common questions Why a glossary? Search and AI terms change quickly. These short definitions explain the terms we use in our guides and tools. Is a term missing? Tell us on the contact page and we will add it. ## More free tools [Free website health check](https://www.technoexperts.co/free-website-health-check/)[Schema markup generator](https://www.technoexperts.co/free-tools/schema-markup-generator/)[AI crawler and llms.txt generator](https://www.technoexperts.co/free-tools/ai-crawler-robots-txt-llms-txt-generator/) ## Want a hand with the results? Tell us about your website and we will reply with a clear plan. [Talk to an expert](https://www.technoexperts.co/contact/)[See our services](https://www.technoexperts.co/services/)