/ Thesaurus / C Synonyms of capital gain Find synonyms for: Noun1. capital gain, financial gainusage: the amount by which the selling price of an asset exceeds the purchase price; the gain is realized when the asset is soldWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: confectionery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language