/ Dictionary / Index T thuya: Meaning and Definition of Find definitions for: thu•ya Pronunciation: (th'yu), [key] — n. thuja. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Thutmose III thwack Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language