Breadcrumb Home > 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: derogate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language