/ Thesaurus / S Synonyms of slime mold Find synonyms for: Noun1. slime mold, slime mould, fungususage: a naked mass of protoplasm having characteristics of both plants and animals; sometimes classified as protoctistsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language