wool grease

noun

: a fatty slightly sticky wax coating the surface of the fibers of sheep's wool compare wool fat

Example Sentences

Recent Examples on the Web Since gelatin is water-soluble, scientists treated the mittens with an epoxy resin, formaldehyde and wool grease, or lanolin, to waterproof the mittens without diminishing their flexibility. —

Carl Engelking, Discover Magazine, 29 July 2015 Vitamin D supplements are usually made from vitamin D-rich fish oils or lanolin (wool grease). —

Amber Smith, Discover Magazine, 20 Apr. 2022

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'wool grease.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1875, in the meaning defined above

Time Traveler

The first known use of wool grease was in 1875

See more words from the same year

Cite this Entry

Style

“Wool grease.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wool%20grease. Accessed 25 Mar. 2023.

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Medical Definition

wool grease

noun

: a fatty slightly sticky wax coating the surface of the fibers of sheep's wool that is used as a source of lanolin compare wool fat

Last Updated: 11 Feb 2023 - Updated example sentences

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