a fatty substance obtained from sheep wool and used as a base for ointments, cosmetics, etc.
Origin of lanolinfrom Classical Latin lana, wool + oleum, oil + -in
A fatty substance obtained from wool and used in soaps, cosmetics, and ointments. Also called wool fat .
Origin of lanolinGerman from Latin lāna wool Latin oleum oil
(usually uncountable, plural lanolins)
Former trademark, from lana (“wool”) + -in