Open English Wordnet
Nouns
(n)venereal disease, VD, venereal infection, social disease, Cupid's itch, Cupid's disease, Venus's curse, dose, sexually transmitted disease, STDa communicable infection transmitted by sexual intercourse or genital contact
(n)Doctor of Sacred Theology, STDa doctor's degree in theology in the pontifical university system of the Catholic church“STD is from the Latin Sanctae Theologiae Doctor”