1. a yellow viscous animal oil extracted from wool; a mixture of fatty acids and esters; used in some ointments and cosmetics; [syn: lanolin, wool fat, wool grease]
WordNet (r) 3.0 (2006):
wool fat
n 1: a yellow viscous animal oil extracted from wool; a mixture
of fatty acids and esters; used in some ointments and
cosmetics [syn: lanolin, wool fat, wool grease]