oleosus

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

ŏlĕōsus, a, um, adj. [oleum],

oily , full of oil (Plin.): semen, Plin. 27, 12, 81, § 106: butyrum, id. 28, 9, 35, § 134.