noun Date: 1938 an amino acid C 6 H 13 NO 2 S that is the ethyl homologue of m~ and is biologically antagonistic to m~
ETHIONINE
Meaning of ETHIONINE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012