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squalene

[skwey-leen]
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noun Biochemistry.
  1. an oil, C30H50, intermediate in the synthesis of cholesterol, obtained for use in manufacturing pharmaceuticals.

Origin of squalene

1925–30; < New Latin Squal(us) name of a genus of sharks (the liver of which yields the oil), Latin: a kind of fish + -ene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for squalene

squalene

noun
  1. biochem a terpene first found in the liver of sharks but also present in the livers of most higher animals: an important precursor of cholesterol

Word Origin

C20: from New Latin squalus genus name of the shark
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

squalene in Science

squalene

[skwālēn′]
  1. A colorless, unsaturated hydrocarbon found especially in the liver oil of sharks and in human sebum. It is an intermediate compound in the body's synthesis of cholesterol. Chemical formula: C30H50.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.