lan·​o·​lin ˈla-nə-lən How to pronounce lanolin (audio)
: wool grease especially when refined for use in ointments and cosmetics

Examples of lanolin in a Sentence

Recent Examples on the Web This soap-free body wash contains no dyes, fragrance, lanolin, parabens, phthalates, formaldehyde releases, botanical extracts, sulfates, cocamidopropyl betaine, or gluten. Laura Lu, Ms, Parents, 8 July 2024 Most of the vitamin D in modern supplements comes from irradiated lanolin, a grease derived from sheep's wool. Christie Aschwanden, Scientific American, 1 Jan. 2024 The lanolin oil mimics our skin’s oils to create that extra boost of moisture, which is often needed on flights. Kristin Braswell, Travel + Leisure, 21 May 2024 Pore-clogging ingredients to avoid include heavy oils, waxes, lanolin, and silicones. Lacey Muinos, Health, 25 Apr. 2024 See all Example Sentences for lanolin 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'lanolin.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin lana wool + International Scientific Vocabulary -ol entry 3 + -in entry 1

First Known Use

1885, in the meaning defined above

Time Traveler
The first known use of lanolin was in 1885

Dictionary Entries Near lanolin

Cite this Entry

“Lanolin.” Dictionary, Merriam-Webster, Accessed 13 Jul. 2024.

Kids Definition


lan·​o·​lin ˈlan-ᵊl-ən How to pronounce lanolin (audio)
: the fatty coating of sheep's wool especially when purified for use in ointments and cosmetics

Medical Definition


lan·​o·​lin ˈlan-ᵊl-ən How to pronounce lanolin (audio)
: a yellowish sticky unctuous mass of refined wool grease that can be absorbed by the skin, contains from 25 to 30 percent incorporated water, and is used chiefly in ointments and cosmetics

called also adeps lanae, hydrous wool fat

More from Merriam-Webster on lanolin

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