Dental A to Z ABCDEFGHIJKLMNOPQRSTUVWXYZ Also in H: HaemangiomaHalitosisHerpesHolistic DentistryHydrophilicHydrophobicHygienistHygroscopicHyoidHypersensitiveHyperventilationHypocalcificationHypodontia HypersensitiveExcessive or exaggerated reaction to a stimulus such as temperature (hot or cold).back