/ Dictionary / Index T tray agriculture: Meaning and Definition of Find definitions for: tray' ag"riculture Pronunciation: [key] hydroponics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tray tray table Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language