A Google machine-learning system described as helping relate words to concepts when understanding search results.
A practical example
An SEO team may encounter the name when reading about the development of Google’s ranking systems.
What to watch for
There is no separate RankBrain tag or keyword recipe. Write useful content that addresses the searcher’s needs rather than trying to optimise for a named component.
Related reading
Explore Search Intent and Search Engine Optimisation (SEO). Try our search result preview for a practical next step. See how this fits into SEO services.