Biceps

·noun A muscle having two heads or origins;

— applied particularly to a flexor in the arm, and to another in the thigh.

biceps
bĭceps, cĭpĭtis (old form bĭcĭpes, like ancipes for anceps, acc. to Prisc. p. 754 P.; bĭcepsŏs, Varr...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
biceps
biceps cipitis, adj.bi- + caput, with two heads, two-headed : puella: Ianus, O.: partus, Ta.: Parn...

An Elementary Latin Dictionary