/ Dictionary / Index Y YT: Meaning and Definition of Find definitions for: YT Pronunciation: [key] Yukon Territory, Canada (approved for postal use). Y.T. Pronunciation: [key] Yukon Territory. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Yseult YTD Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language