/ Thesaurus / M Synonyms of molecular biology Find synonyms for: Noun1. molecular biology, biology, biological scienceusage: the branch of biology that studies the structure and activity of macromolecules essential to life (and especially with their genetic role)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: buoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language