/ Dictionary / Index G Graves' disease: Meaning and Definition of Find definitions for: Graves'' disease" Pronunciation: (grāvz), [key] — Pathol. Pathol. a disease characterized by an enlarged thyroid, a rapid pulse, and increased basal metabolism due to excessive thyroid secretion; exophthalmic goiter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Graves Gravesend Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language