lipid

American

[lip-id, lahy-pid] / ˈlɪp ɪd, ˈlaɪ pɪd /

Also lipide

noun

Biochemistry.

any of a group of organic compounds that are greasy to the touch, insoluble in water, and soluble in alcohol and ether: lipids comprise the fats and other esters with analogous properties and constitute, with proteins and carbohydrates, the chief structural components of living cells.

lipid British

/ ˈlɪpɪd, ˈlaɪpɪd /

noun

Former name: lipoid. biochem any of a large group of organic compounds that are esters of fatty acids ( simple lipids , such as fats and waxes) or closely related substances ( compound lipids , such as phospholipids): usually insoluble in water but soluble in alcohol and other organic solvents. They are important structural materials in living organisms

"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

lipid Scientific

/ lĭp′ĭd /

Any of a large group of organic compounds that are oily to the touch and insoluble in water. Lipids include fatty acids, oils, waxes, sterols, and triglycerides. They are a source of stored energy and are a component of cell membranes.

Etymology

Origin of lipid

First recorded in 1920–25; lip- + -id ³

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.

"You're not a eukaryote if you don't have sterols or comparable membrane lipids," Summons says.

From Science Daily

The study focused on people with metabolic syndrome, a cluster of conditions that includes excess body weight, high blood pressure, elevated blood sugar, and abnormal blood lipid levels.

From Science Daily

UBT251 led to a mean weight loss of 19.7% after 24 weeks of treatment and also improved patients’ waist circumference, blood glucose, blood pressure, and lipids relative to placebo, the companies said.

From Barron's

The strongest and most consistent evidence centers on heart health, particularly blood lipids.

From Science Daily

They analyzed thousands of proteins, lipids, metabolites, and trace elements in both plasma and red blood cells.

From Science Daily

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023