Definition of lanolin in English:


Syllabification: lan·o·lin
Pronunciation: /ˈlanl-in, ˈlanələn


  • A fatty substance found naturally on sheep’s wool. It is extracted as a yellowish viscous mixture of esters and used as a base for ointments.
    More example sentences
    • Moisturizers contain humectants, such as glycerin, methyl glucose esters, lanolin, or mineral oil, that replace oils in the skin and promote its effectiveness as a moisture barrier.
    • Vitamin D3 from sheep's wool, lanolin, is acceptable as halal.
    • The young émigré began by packaging and peddling lanolin - sheep oil - disguising the odor with extracts of lavender, pine bark, and water lilies.


late 19th century: coined in German from Latin lana 'wool' + oleum 'oil' + -in1.

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