brainy
/ˈbɹeɪni/ adjective
Forms brainier brainiest
- adjective (informal) Very intellectually capable. “She's brainy as well as pretty.”
- adjective (rare) Of or relating to the brain.
Synonyms
clever smart astute bright brilliant educated genius gifted hivey ingenious intellectual intelligent keen knowledgeable piquant quick quick on the uptake quick-witted rational sagacious smart as a whip
Antonyms
half-brained brainless addlebrained addlepated airheaded bee-brained beef-witted soft beefheaded beetle-headed birdbrained blockheaded
Etymology
From Middle English brayny; equivalent to brain + -y.
Webster’s 1913
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “brainy”, CC BY-SA 4.0. Details