faecula

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

faecŭla (also fēcŭla, and contracted faecla, Cael. Aur. Tard. 2, 1), ae, f. dim. [faex],

burnt tartar or salt of tartar , deposited in the form of a crust by wine (used as a condiment or as a drug), Lucr. 2, 430; Hor. S. 2, 8, 9; Scrib. Comp. 226 al.