/ Dictionary / Index T trichuriasis: Meaning and Definition of Find definitions for: trich•u•ri•a•sis Pronunciation: (trik"u-rī'u-sis), [key] — n. Pathol. intestinal infestation with the roundworm Trichuris trichiura, producing nausea, abdominal discomfort, and diarrhea, common in tropical areas with poor sanitation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trichuriasis (Thesaurus) trichromatism tri-city Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language