From Longman Dictionary of Contemporary Englishgingivitisgin‧gi‧vi‧tis /ˌdʒɪndʒɪˈvaɪtɪs/ noun [uncountable] MIa medical condition in which your gums are red, swollen, and painful
Examples from the Corpus
gingivitis• But if it remains on the teeth, it begins to damage the gums and causes gingivitis.• It will also help to heal mouth ulcers and prevent the onset of gingivitis.Origin gingivitis (1800-1900) Modern Latin Latin gingiva “gum” 