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monounsaturated

American  
[mon-oh-uhn-sach-uh-rey-tid] / ˌmɒn oʊ ʌnˈsætʃ əˌreɪ tɪd /

adjective

Nutrition.
  1. of or noting a class of fats that lack a hydrogen bond at one point on the carbon chain and that are associated with a low cholesterol content of the blood.


monounsaturated British  
/ ˌmɒnəʊʌnˈsætʃəˌreɪtɪd /

adjective

  1. of or relating to a class of vegetable oils, such as olive oil, the molecules of which have long chains of carbon atoms containing only one double bond See also polyunsaturated

"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

monounsaturated Scientific  
/ mŏn′ō-ŭn-săchə-rā′tĭd /
  1. Relating to an organic compound, usually a fatty acid, having only one double bond per molecule.

  2. See more at unsaturated


Etymology

Origin of monounsaturated

First recorded in 1935–40; mono- + unsaturated

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.

Results revealed that the version made from textured sunflower protein had better consistency and higher levels of protein, along with healthy fats such as monounsaturated fatty acids.

From Science Daily • Nov. 4, 2025

Polyunsaturated and monounsaturated have the greatest health benefits and are found in things such as nuts and seeds and fish.

From Salon • Dec. 30, 2024

High amounts of LDL can build up in the inner walls of the blood vessels, forming thick deposits called plaques that can narrow and clog major arteries; monounsaturated fats may help stave off this damage.

From Seattle Times • Mar. 6, 2023

Its health benefits can partly be attributed to its monounsaturated fatty acids, which contain vitamins and minerals, and polyphenols, that are micronutrients derived from plants.

From BBC • Feb. 21, 2023

For example, they have higher levels of polyunsaturated fats instead of monounsaturated fats.

From "The Omnivore's Dilemma" by Michael Pollan