isoleucine
noun
iso·leu·cine ˌī-sō-ˈlü-ˌsēn 
: a crystalline, hydrophobic, essential amino acid C6H13NO2 that is obtained in its levorotatory l-form by the hydrolysis of dietary protein and is isomeric with leucine
Word History
Etymology
International Scientific Vocabulary
First Known Use
1903, in the meaning defined above
Medical Definition
isoleucine
noun
iso·leu·cine ˌī-sō-ˈlü-ˌsēn
: a crystalline essential amino acid C6H13NO2 isomeric with leucine —abbreviation Ile