/ Thesaurus / M Synonyms of miasm Find synonyms for: Noun1. miasma, miasm, atmosphere, ambiance, ambienceusage: an unwholesome atmosphere; "the novel spun a miasma of death and decay"2. miasma, miasm, air pollutionusage: unhealthy vapors rising from the ground or other sources; "the miasma of the marshes"; "a miasma of cigar smoke"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language