National Dental Hygienists Association

Na·tion·al Den·tal Hy·gien·ists As·so·ci·a·tion

(NDHA) (nashŏ-năl dentăl hī-jēnists ă-sōsē-āshŭn) A professional association whose efforts are directed toward enhancing access to oral health care and providing an organization for minority dental hygienists and dental hygiene students.