/ Thesaurus / I Synonyms of index fund Find synonyms for: Noun1. index fund, mutual fundusage: a mutual fund whose assets are stocks on a given list2. index fund, mutual fund, mutual fund company, open-end fund, open-end investment companyusage: a mutual fund that invests in the stocks that are the basis of a well-known stock or bond indexWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language