isoleucine

isoleucine [ahy-suh-loo-seen, -sin] Word Origin noun Biochemistry.

1. a crystalline amino acid, C6H13O2, occurring in proteins, that is essential to the nutrition of humans and animals. Abbreviation: Ile; Symbol: I

Origin of isoleucine First recorded in 1900–05; iso- + leucine British Dictionary definitions for isoleucine isoleucine noun

1. an essential amino acid that occurs in proteins and is formed by protein hydrolysis

isoleucine in Medicine isoleucine [ī′sə-lōō′sēn′] n.

1. An essential amino acid that is isomeric with leucine.

isoleucine in Science isoleucine [ī′sə-lōō′sēn′]

1. An essential amino acid. Chemical formula: C6H13NO2. See more at amino acid.