/ Thesaurus / M Synonyms of massively Find synonyms for: Adverb1. massivelyusage: to a massive degree or in a massive manner; "tonight the haddock were shoaling massively in three hundred fathoms"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language