lanolin

[ lan-l-in ]

noun

1. a fatty substance, extracted from wool, used in ointments, cosmetics, waterproof coatings, etc.

lanolin

/ ˈlænəlɪn; ˈlænəˌleɪtɪd; -ˌliːn; ˈlænəlɪn /

noun

1. a yellowish viscous substance extracted from wool, consisting of a mixture of esters of fatty acids: used in some ointments Also calledwool fat

lanolin

/ lăn′ə-lĭn /

1. A yellowish-white wax secreted by the sebaceous glands of sheep to coat wool. Lanolin is composed of esters and polyesters of almost seventy alcohols and fatty acids. Since it is easily absorbed by the skin, it is used in soaps, cosmetics, and ointments.

Derived Forms

• lanolated, adjective

Other Words From

• lan·o·lat·ed [lan, -l-ey-tid], adjective

Word History and Origins

Origin of lanolin¹

1880–85; < Latin lān ( a ) wool + -ol ² + -in ²

Word History and Origins

Origin of lanolin¹

C19: via German from Latin lāna wool + oleum oil; see -in

Example Sentences

Keeping your skin well-moisturized strengthens it and makes it less likely to become itchy, so look for ingredients such as hyaluronic acid, lanolin and shea butter.

From Washington Post

The ointment also contains emollients such as lanolin and petroleum jelly.

From Seattle Times

The texture is rich and mouth filling, with lanolin and beeswax.

From Washington Post

I stocked my medicine cabinet with products: soothing lanolin cream, healing gel patches and nipple protectors that made me look like Madonna in a cone bra.

From Washington Post

Another option is to take supplement pills, which are often made from lanolin, a waxy substance secreted by sheep.

From Science Magazine