The Collaborative International Dictionary of English v.0.48:

Hircic \Hir"cic\, a. [Cf. F. hircique. See Hircin.] (Chem.)
   Of, pertaining to, or derived from, mutton suet; -- applied
   by Chevreul to an oily acid which was obtained from mutton
   suet, and to which he attributed the peculiar taste and smell
   of that substance. The substance has also been called
   hircin. --Watts.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Hircin \Hir"cin\, n. [L. hircus, he-goat, buck: cf. F. hircine.]
   (Chem.)
   Hircic acid. See Hircic. [R.] Hircine