/ Dictionary / Index G greenth: Meaning and Definition of Find definitions for: greenth Pronunciation: (grēnth), [key] — n. green growth; verdure. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. green tea green thumb Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language