/ Dictionary / Index T trichopterous: Meaning and Definition of Find definitions for: tri•chop•ter•ous Pronunciation: (tri-kop'tur-us), [key] — adj. belonging or pertaining to the insect order Trichoptera, comprising the caddisflies. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trichopteron trichosis Related Content Daily Word Quiz: wizened Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language