acula

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

ăcŭla, ae, f. dim. [1. acus],

a little needle , acc. to Cledon, p. 1896: frigit fricantem corpus acula (lect. dub.), Att. Rib. Trag. Rel. p. 195.