arginine

noun

ar·​gi·​nine ˈär-jə-ˌnēn How to pronounce arginine (audio)
: a crystalline basic amino acid C6H14N4O2 derived from guanidine

Examples of arginine in a Sentence

Recent Examples on the Web This formula is enriched with amino acids, citric acid, and arginine, which blend together to ward off all types of damage — including more extreme situations — while also providing an ideal environment for hair growth. Jessie Quinn, Peoplemag, 13 Feb. 2024 This rich yet lightweight cream is chock full of ceramides, hyaluronic acid, arginine and glycolipids to provide hydration that lasts, even for the thirstiest complexions. Celia Shatzman, Forbes, 30 Nov. 2023 The formula is enhanced with arginine, an amino acid that soothes sensitive and irritated skin. Lacey Muinos, Health, 4 Aug. 2023 With a unique combination of ingredients that include beta-alanine, creatine, caffeine, and arginine, this pre workout promises to enhance strength, focus, and endurance - all of which are crucial for top-performing athletes. Amber Smith, Discover Magazine, 10 July 2023 Amino Acids One of the most noteworthy aspects of watermelon’s nutrition profile includes the amino acids citrulline and arginine: These building blocks of protein are two of the 20 amino acids that help form muscle, nerves, cells, and basically any other bodily structure. Christina Manian, Rdn, Better Homes & Gardens, 3 July 2023 To promote hair growth, her Inala serum is just the solution, thanks to a powerhouse blend of pure rice water, biotin, and arginine. Kiana Murden, Vogue, 28 June 2023 Thanks to the amino acid arginine, this serum enhances lashes to help prevent early breakage that contributes to sparse and thinning lashes. Lindsay Modglin, Health, 22 June 2023 This is largely due to the impressive ingredients, which include arginine and pro-vitamin B5, two ingredients that promote ultra-healthy lashes that are plush, shiny, and more full-looking. Jessie Quinn, Peoplemag, 8 June 2023

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

Word History

Etymology

German Arginin

First Known Use

1886, in the meaning defined above

Time Traveler
The first known use of arginine was in 1886

Dictionary Entries Near arginine

Cite this Entry

“Arginine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arginine. Accessed 28 Mar. 2024.

Kids Definition

arginine

noun
ar·​gi·​nine ˈär-jə-ˌnēn How to pronounce arginine (audio)
: an amino acid that is found in various proteins

Medical Definition

arginine

noun
ar·​gi·​nine ˈär-jə-ˌnēn How to pronounce arginine (audio)
: a crystalline basic amino acid C6H14N4O2 derived from guanidine
abbreviation Arg

More from Merriam-Webster on arginine

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!