SEO GLOSSARY
Every SEO term, explained clearly
From backlinks to zero-click searches — the complete reference for modern SEO.
Reference library
All Terms
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Keyword CannibalizationKeyword cannibalization happens when several pages on one site serve the same search intent and no clear main page is recognizable.IntermediateSEO FoundationsKeyword DifficultyKeyword Difficulty estimates how hard a keyword may be to rank for organically, but it is a tool score, not a Google metric.BeginnerKeyword ResearchKeyword ResearchKeyword research finds, understands, and prioritizes search queries so SEO teams can plan content around real demand, clear intent, and measurable value.IntermediateSEO FoundationsKeyword Usage and PlacementKeyword Usage and Placement describes how target terms, variants, and related concepts should appear in content so readers get orientation without the page sounding like an SEO formula.IntermediateOn-Page SEOKnowledge GraphA knowledge graph is a knowledge structure of entities, properties, and relationships that helps search systems understand real things instead of only words.IntermediateAI & Modern SearchKnowledge PanelA knowledge panel is a Google information box that summarizes information about an entity such as a person, brand, organization, place, or work in Search.IntermediateSerp Features