: any of a group of lipids that are esters formed from one molecule of glycerol and three molecules of one or more fatty acids, are widespread in adipose tissue, and commonly circulate in the blood in the form of lipoproteins

Examples of triglyceride in a Sentence

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Demanding more immediate attention is the discovery of elevated triglycerides, prompting immediate dietary soul-searching. Ken Gawrych, Robb Report, 16 Aug. 2026 The main cholesterol and blood fat names to pay attention to are LDL, HDL, and triglycerides. Gavin Escott, USA Today, 13 Aug. 2026 Experts advise against using supplements to manage cholesterol and triglycerides. Stephanie Anderson Witmer, HEALTH, 3 Aug. 2026 People on the highest dose of, though, did experience improvements in cardiovascular risk factors, like triglycerides and cholesterol. Meghana Keshavan, STAT, 23 July 2026 See All Example Sentences for triglyceride

Word History

Etymology

International Scientific Vocabulary

First Known Use

1860, in the meaning defined above

Time Traveler
The first known use of triglyceride was in 1860

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Cite this Entry

“Triglyceride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triglyceride. Accessed 17 Aug. 2026.

Medical Definition

triglyceride

noun
: any of a group of lipids that are esters formed from one molecule of glycerol and three molecules of one or more fatty acids, are widespread in adipose tissue, and commonly circulate in the blood in the form of lipoproteins

called also neutral fat

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