GLOSSARY
SEO and AI search terms, explained in one sentence
This glossary defines the SEO and AI-search terms you will meet in audits and reports, each in one plain sentence, followed by why it matters, how to measure it and how to improve it. Where a Digimetrics tool measures the term, the page links straight to it so you can check your own site.
- Plain English
- How to measure each
- Linked to tools
Updated 23 October 2026
Terms
20 pages- domain authorityWhat is domain authority?
- backlinkWhat is a backlink?
- dofollow linkWhat is a dofollow link?
- anchor textWhat is anchor text?
- search volumeWhat is search volume?
- keyword difficultyWhat is keyword difficulty?
- serpWhat is a SERP?
- click through rateWhat is click-through rate?
- core web vitalsWhat is Core Web Vitals?
- crawl budgetWhat is crawl budget?
- canonical tagWhat is a canonical tag?
- meta descriptionWhat is a meta description?
- schema markupWhat is schema markup?
- search intentWhat is search intent?
- topic clusterWhat is a topic cluster?
- share of voiceWhat is share of voice?
- llmWhat is an LLM?
- ai overviewWhat is an AI Overview?
- zero click searchWhat is a zero-click search?
- e-e-a-tWhat is E-E-A-T?
QUESTIONS PEOPLE ASK
Frequently asked questions
Still unsure? Email support@digimetrics.ai and a person will reply.
What is the difference between SEO, GEO and AEO?
SEO is optimising for search engine results, GEO (generative engine optimization) is optimising to be cited in AI-generated answers, and AEO (answer engine optimization) is optimising to be the direct answer. See SEO vs GEO vs AEO.
Check these on your own site.
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