/ Dictionary / Index H helminthic: Meaning and Definition of Find definitions for: hel•min•thic Pronunciation: (hel-min'thik), [key] — adj. of, pertaining to, or caused by helminths. expelling intestinal worms; anthelminthic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: helminthic (Thesaurus) helminthiasis helminthoid Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language