A working glossary
for SaaS SEO & AI search.
Clear, opinion-free definitions for every term you'll meet across SaaS SEO, AEO, GEO, content strategy, and AI search optimization.
AEO
Answer Engine Optimization. Structuring content so AI search engines (ChatGPT, Perplexity, Gemini) cite your brand as the answer.
AI Overviews
Google's AI-generated summaries that appear above organic search results, synthesizing answers from indexed content.
Backlink
A hyperlink from another website pointing to your site. High-authority backlinks improve domain authority and rankings.
BOFU
Bottom of Funnel. Content targeted at buyers who are ready to purchase, such as comparison pages, pricing pages, and demos.
Core Web Vitals
Google's set of page experience metrics including Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift.
Domain Authority
A score (1-100) that predicts how well a website will rank in search engines, developed by Moz.
Entity
A uniquely identifiable object or concept recognized by search engines and AI models, such as a brand, person, or place.
GEO
Generative Engine Optimization. Making your brand the source that generative AI models reference and recommend.
Knowledge Graph
Google's database of interconnected entities, including brands, people, and places, used to understand context in search queries.
LLM
Large Language Model. AI systems trained on vast text data. Examples: GPT-4, Claude, Gemini.
Perplexity
An AI-powered search engine that provides direct answers with cited sources, representing a key AEO/GEO target.
PLG
Product-Led Growth. A go-to-market strategy where the product itself drives user acquisition, expansion, and retention.
Schema Markup
Structured data added to HTML that helps search engines understand page content. Essential for rich results and AI citability.
SEO
Search Engine Optimization. The practice of improving a website's visibility in organic (non-paid) search engine results.
Topical Authority
A website's expertise on a specific subject area, built through comprehensive content coverage and quality backlinks.
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