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lanolin

[lan-l-in] /ˈlæn l ɪn/
noun
1.
a fatty substance, extracted from wool, used in ointments, cosmetics, waterproof coatings, etc.
Also, lanoline
[lan-l-in, -l-een] /ˈlæn l ɪn, -lˌin/ (Show IPA)
.
Also called wool fat.
Origin of lanolin
1880-1885
1880-85; < Latin lān(a) wool + -ol2 + -in2
Related forms
lanolated
[lan-l-ey-tid] /ˈlæn lˌeɪ tɪd/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for lanolin

lanolin

/ˈlænəlɪn/
noun
1.
a yellowish viscous substance extracted from wool, consisting of a mixture of esters of fatty acids: used in some ointments Also called wool fat
Derived Forms
lanolated (ˈlænəˌleɪtɪd) adjective
Word Origin
C19: via German from Latin lāna wool + oleum oil; see -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for lanolin
n.

fatty matter extracted from sheep's wool," 1885, from German Lanolin, coined by German physician Mathias Eugenius Oscar Liebreich (1838-1908) from Latin lana "wool" (see wool) + oleum "oil, fat" (see oil (n.)) + chemical suffix -in (2).

Online Etymology Dictionary, © 2010 Douglas Harper
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lanolin in Medicine

lanolin lan·o·lin (lān'ə-lĭn)
n.
A fatty substance obtained from wool and used in soaps, cosmetics, and ointments.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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lanolin in Science
lanolin
  (lān'ə-lĭn)   
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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