adjective
brainy
BRAY-nee
adjective
1
Very intelligent.
"She was the brainy one in her class, always top of every test."
How to Use Brainy
Learner’s notesIn plain EnglishSmart, clever — usually said informally and warmly rather than as a technical description.
When to use it
Informal, mildly complimentary; use "intelligent" or "academically gifted" in formal writing.
Common pairings
brainy kid
a bit brainy
Word Forms
brainier comparative, brainiest superlative
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She was the _____ one in her class, always top of every test.