/ Dictionary / Index G greensickness: Meaning and Definition of Find definitions for: green•sick•ness Pronunciation: (grēn'sik"nis), [key] — n. Pathol. chlorosis (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: greensickness (Thesaurus) greenshank greenskeeper Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language