The Collaborative International Dictionary of English v.0.48:
Clitoris \Cli"to*ris\ (kl[imac]"t[-o]*r[i^]s or kl[i^]t"[-o]*r[i^]s), n. [NL., fr. Gr. kleitori`s, fr. klei`ein to shut up. It is concealed by the labia pudendi.] (Anat.) A small organ at the upper part of the vulva in females, homologous to the penis in the male. [1913 Webster]WordNet (r) 3.0 (2006):
clitoris n 1: a female sexual organ homologous to the penis [syn: clitoris, clit, button]