arginine

noun

ar·​gi·​nine ˈär-jə-ˌnēn 

: a crystalline basic amino acid C₆H₁₄N₄O₂ derived from guanidine

Examples of arginine in a Sentence

Recent Examples on the Web

Your body also produces creatine from the amino acids arginine, glycine, and methionine.1 Practicing high-intensity sports uses a lot of phosphocreatine. —Merve Ceylan, Health, 23 Sep. 2024

It is made up of three main amino acids—glycine, arginine, and methionine. —Jillian Kubala, Health, 12 Aug. 2024

Redkens Moisture Complex features a blend of soy protein, arginine, and argan oil that treats your hair from the root to the core and core to the tip. —Sharon Brandwein, Southern Living, 8 Aug. 2024

Your body makes creatine from three amino acids: arginine, glycine, and methionine. —Elizabeth Barnes, Verywell Health, 6 Aug. 2024

Word History

Etymology

German Arginin

First Known Use

1886, in the meaning defined above

Kids Definition

arginine

noun

ar·​gi·​nine ˈär-jə-ˌnēn 

: an amino acid that is found in various proteins

Medical Definition

arginine

noun

ar·​gi·​nine ˈär-jə-ˌnēn 

: a crystalline basic amino acid C₆H₁₄N₄O₂ derived from guanidine

—abbreviation Arg