Vestal

Webster's Dictionary of the English Language

·adj A virgin; a woman pure and chaste; also, a nun.

II. Vestal ·adj Of or pertaining to Vesta, the virgin goddess of the hearth; hence, pure; chaste.

III. Vestal ·adj A virgin consecrated to Vesta, and to the service of watching the sacred fire, which was to be perpetually kept burning upon her altar.