/ Dictionary / Index B brainchild: Meaning and Definition of Find definitions for: brain•child Pronunciation: (brān'chīld"), [key] — pl. -chil•dren. a product of one's creative work or thought. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: brainchild (Thesaurus) brain cell brain coral Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language