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triglyceride

[ trahy-glis-uh-rahyd, -er-id ]
/ traɪˈglɪs əˌraɪd, -ər ɪd /
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noun Biochemistry, Chemistry.
an ester obtained from glycerol by the esterification of three hydroxyl groups with fatty acids, naturally occurring in animal and vegetable tissues: an important energy source forming much of the fat stored by the body.
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Compare glyceride.

Origin of triglyceride

First recorded in 1855–60; tri- + glyceride
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use triglyceride in a sentence

British Dictionary definitions for triglyceride

triglyceride
/ (traɪˈɡlɪsəˌraɪd) /

noun
any ester of glycerol and one or more carboxylic acids, in which each glycerol molecule has combined with three carboxylic acid molecules. Most natural fats and oils are triglycerides
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

Medical definitions for triglyceride

triglyceride
[ trī-glĭsə-rīd′ ]

n.
triacylglycerol
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for triglyceride

triglyceride
[ trī-glĭsə-rīd′ ]

Any of a class of organic compounds that are esters consisting of three fatty acids joined to glycerol. The fatty acids may be the same or may be different. Triglycerides are the chief lipids constituting fats and oils and function to store chemical energy in plants and animals.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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