extispicium

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

extispĭcĭum, ii, n. [extispex],

an inspection of the entrails for the purpose of prophesying , Suet. Ner. 56; v. l. in Plin. 7, 56, 57, § 203 (Jan. auspicia).