/ Dictionary / Index G gingivitis: Meaning and Definition of Find definitions for: gin•gi•vi•tis Pronunciation: (jin"ju-vī'tis), [key] — n. Pathol. inflammation of the gums. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gingivitis (Thesaurus) gingivectomy ginglymoid Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language