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triglyceride

American  
[trahy-glis-uh-rahyd, -er-id] / traɪˈglɪs əˌraɪd, -ər ɪd /

noun

Biochemistry, Chemistry.
  1. 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.


triglyceride British  
/ traɪˈɡlɪsəˌraɪd /

noun

  1. 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

triglyceride Scientific  
/ trī-glĭsə-rīd′ /
  1. 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.


Etymology

Origin of triglyceride

First recorded in 1855–60; tri- + glyceride

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Making healthy lifestyle choices — like exercising regularly, limiting alcohol intake and consuming a diet that’s high in fibers and healthy fats — can greatly reduce triglyceride levels.

From Salon • Apr. 8, 2024

Maybe our man received a frightening blood pressure reading or a triglyceride audit that fell outside acceptable margins and has decided to take matters into his own hands.

From Slate • Apr. 3, 2024

"Higher triglyceride levels may be reflective of better overall health and lifestyle behaviors that would protect against dementia," said study author Zhen Zhou, PhD, of Monash University in Melbourne, Australia.

From Science Daily • Oct. 25, 2023

After 18 weeks, the scientists found that some people taking the probiotic supplement had improvements in their blood pressure and triglyceride levels.

From Washington Post • Mar. 28, 2023

Acetin Method.—This consists in converting the glycerol into its ester with acetic acid, the acetic triglyceride, or triacetin being formed.

From The Handbook of Soap Manufacture by Simmons, W. H.