/ Dictionary / Index T trimetric: Meaning and Definition of Find definitions for: tri•met•ric Pronunciation: (trī-me'trik), [key] — adj. pertaining to or consisting of a trimeter or trimeters. orthorhombic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trimethylglycine trimetric projection Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language