/ Thesaurus / C Synonyms of common roundworm Find synonyms for: Noun1. common roundworm, Ascaris lumbricoides, nematode, nematode worm, roundwormusage: intestinal parasite of humans and pigsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: boorish Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language