/ Dictionary / Index H helminth: Meaning and Definition of Find definitions for: hel•minth Pronunciation: (hel'minth), [key] — n. a worm, esp. a parasitic worm. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: helminth (Thesaurus) Helmholtz function helminthiasis Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language