trans fat


: a fat containing trans-fatty acids

Examples of trans fat in a Sentence

Recent Examples on the Web One study showed that repeatedly heating canola oil increased trans fats in the oil by 233%. Jillian Kubala, Rd, Health, 10 July 2024 Several governments, of their own volition, introduced new regulations on trans fats and dietary salt. Thomas J. Bollyky, Foreign Affairs, 1 May 2012 People whose diets consisted of more trans fats, sodium, red and processed meats had lower odds of healthy aging. Shiv Sudhakar, NBC News, 2 July 2024 Back in 2003, Denmark was the first country to ban foods with excess trans fat, which has since become the norm across Europe. Alena Botros, Fortune Europe, 27 June 2024 See all Example Sentences for trans fat 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'trans fat.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1978, in the meaning defined above

Time Traveler
The first known use of trans fat was in 1978

Dictionary Entries Near trans fat

Cite this Entry

“Trans fat.” Dictionary, Merriam-Webster, Accessed 24 Jul. 2024.

Medical Definition

trans fat

variants or trans-fat
: an unsaturated fat that contains a trans-fatty acid molecule which has a trans arrangement of double bonds in its hydrocarbon chain and that either occurs naturally in the meat and milk of ruminant animals (such as cows or sheep) or is manufactured by hydrogenating vegetable oil to create a fat that is solid at room temperature (such as margarine and shortening)
Consumption of red meat and trans fats is associated with an increased risk of laparoscopically confirmed endometriosis …Linda C. Guidice, The New England Journal of Medicine
Trans fat is created when manufacturers partially hydrogenate liquid oils to make them more solid, more stable, and less greasy-tasting.Nutrition Action Health Letter
compare saturated fat
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!