lanolin
noun
lan·o·lin
ˈla-nə-lən 
: wool grease especially when refined for use in ointments and cosmetics
Examples of lanolin in a Sentence
Recent Examples on the Web
Its deeply hydrating properties come courtesy of lanolin, a powerhouse hydrator found in sheep’s wool.
—
Emma Greene, InStyle, 28 May 2026
The emollient Icon Cream comes in two iterations (with and without lanolin).
—James Manso, Footwear News, 27 May 2026
The honeycomb and lanolin mid-palate hold the cream sauce.
—Liz Thach, Forbes.com, 22 Apr. 2026
This assortment includes the cult-classic 101 Ointment, which contains the brand's only ultra-medical grade lanolin.
—Tory Johnson, ABC News, 13 Apr. 2026
See All Example Sentences for lanolin
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Emma Greene, InStyle, 28 May 2026
The emollient Icon Cream comes in two iterations (with and without lanolin).
—James Manso, Footwear News, 27 May 2026
The honeycomb and lanolin mid-palate hold the cream sauce.
—Liz Thach, Forbes.com, 22 Apr. 2026
This assortment includes the cult-classic 101 Ointment, which contains the brand's only ultra-medical grade lanolin.
—Tory Johnson, ABC News, 13 Apr. 2026
See All Example Sentences for lanolin
Cite this Entry
“Lanolin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lanolin. Accessed 3 Jun. 2026.
Copy CitationKids Definition
lanolin
noun
lan·o·lin
ˈlan-ᵊl-ən
: the fatty coating of sheep's wool especially when purified for use in ointments and cosmetics
Medical Definition
lanolin
noun
lan·o·lin
ˈlan-ᵊl-ən
: 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
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