/ Dictionary / Index T treponema: Meaning and Definition of Find definitions for: trep•o•ne•ma Pronunciation: (trep"u-nē'mu), [key] — pl. -mas, -ma•ta any of several anaerobic spirochetes of the genus Treponema, certain species of which are parasitic in and pathogenic for humans and warm-blooded animals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: treponema (Thesaurus) trepidation treponematosis Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language