/ Dictionary / Index B brainpower: Meaning and Definition of Find definitions for: brain•pow•er Pronunciation: (brān'pou"ur), [key] — n. intellectual capacity; mental ability. people with superior mental abilities: an emergency medical conference of all available brainpower. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: brainpower (Thesaurus) brain-picking brain scan Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language