triglyceride

noun

tri·​glyc·​er·​ide (ˌ)trī-ˈgli-sə-ˌrīd How to pronounce triglyceride (audio)
: 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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Participants lost 8% of body weight and 16% of body fat, with significant improvements in LDL cholesterol, non-HDL cholesterol and triglycerides. Allison Palmer, Charlotte Observer, 10 June 2026 In cream, triglycerides are packaged into globules or crystals. Rosemary Trout, The Conversation, 10 June 2026 Knowing your numbers, specifically blood pressure, LDL, HDL, triglycerides, fasting glucose and if appropriate Lp(a), gives clinicians the clearest picture of where risk actually sits. Allison Palmer, Fort Worth Star-Telegram, 8 June 2026 The condition is often associated with elevated triglycerides and reduced HDL cholesterol, making the ratio a useful surrogate measure of underlying metabolic dysfunction. Samantha Agate, Sacbee.com, 4 June 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 18 Jun. 2026.

Medical Definition

triglyceride

noun
tri·​glyc·​er·​ide (ˈ)trī-ˈglis-ə-ˌrīd How to pronounce triglyceride (audio)
: 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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