WordNet sense 1 (a legless rectangular harpsichord; played (usually by women) in the 16th and 17th centuries):

pair of virginals

WordNet sense 2 (free of extraneous elements of any kind):

pure

WordNet sense 3 (in a state of sexual virginity):

vestal, virgin, virtuous

WordNet sense 4 (morally pure (especially not having experienced sexual intercourse)):

chaste