AEO Glossary

Expert definitions, real-world examples, and practical insights for SEO professionals, marketers, and business owners working with AI-powered search optimization.

Parseability

How easily AI engines can read, interpret, and extract structured information from a web page's content and underlying code.

AEO Updated 2/5/2026

Perplexity Pages

A feature of the Perplexity AI search engine that generates comprehensive, article-length pages on topics, complete with citations and source links.

AEO Updated 2/5/2026

Pillar Page

A comprehensive, authoritative page that broadly covers a core topic and links to more detailed cluster content, serving as the central hub of a topic cluster strategy.

Marketing Updated 2/5/2026

Prompt Engineering

The practice of crafting effective questions and instructions to elicit accurate, relevant, and useful responses from AI systems and large language models.

AI Updated 11/17/2025

Reinforcement Learning from Human Feedback (RLHF)

A training technique that uses human evaluations to fine-tune AI models, teaching them to produce outputs that humans judge as helpful, accurate, and safe.

AI Updated 2/5/2026

Retrieval-Augmented Generation (RAG)

An AI architecture that enhances large language model responses by retrieving relevant information from external knowledge sources before generating answers, improving accuracy and enabling access to current information.

AI Updated 10/9/2025

Robots.txt for AI

The practice of using robots.txt directives to control how AI crawlers (GPTBot, ClaudeBot, etc.) access and use your website content for training and retrieval.

SEO Updated 2/5/2026

Schema.org

A collaborative vocabulary of structured data types maintained by Google, Microsoft, Yahoo, and Yandex, providing a standardized way to describe web content for search engines and AI.

SEO Updated 2/5/2026

Search Generative Experience (SGE)

Google's experimental (now evolved into AI Overviews and AI Mode) feature that uses generative AI to provide conversational, synthesized answers directly in search results.

AEO Updated 2/5/2026

Search Intent

The underlying goal or purpose behind a user's search query - what they actually want to accomplish, whether finding information, navigating to a site, making a purchase, or conducting research.

Marketing Updated 10/13/2025

Search Visibility Index

A metric that quantifies a website's overall presence in search results, calculated from ranking positions, search volumes, and click-through rates across tracked keywords.

Analytics Updated 2/5/2026

Semantic Search

A search technique that uses natural language processing and machine learning to understand the intent and contextual meaning behind queries, rather than simply matching keywords.

AI Updated 10/9/2025

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