anhydrous lanolin

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an·hy·drous lan·o·lin

lanolin that contains not more than 0.25% of water; used as a water-adsorbable ointment base.


(lan'o-lin) [L. lana, wool]
The purified, fatlike substance obtained from the wool of sheep; used as an ointment base.

anhydrous lanolin

Wool fat.


containing no water.

anhydrous lanolin
the principal animal fat used in the preparation of ointments for animals. Now competes with synthetic materials such as polyethylene glycols.