/ Thesaurus / F Synonyms of family osteoglossidae Find synonyms for: Noun1. Osteoglossidae, family Osteoglossidae, fish familyusage: a family of large fishes that live in freshwater; includes bandfish and bonytonguesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: bibliophile Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language