/ Dictionary / Index T trich-: Meaning and Definition of Find definitions for: trich- Pronunciation: [key] var. of tricho- before a vowel: trichuriasis. -trich Pronunciation: [key] a combining form meaning “one having hair” of the kind or number specified by the initial element; often used to name a single member of a taxonomic group ending in -tricha: heterotrich; hypotrich. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. triceratops -tricha Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language