/ Dictionary / Index T thallophyte: Meaning and Definition of Find definitions for: thal•lo•phyte Pronunciation: (thal'u-fīt"), [key] — n. any of the Thallophyta, a plant division in some older classification schemes, comprising algae, fungi, and lichens. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thallophyte (Thesaurus) thalloid thallous Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language