a nonessential amino acid, NHC(NH)NH(CH)CH(NH)COOH, considered essential during periods of rapid growth
Origin of arginineGerman arginin from uncertain or unknown; perhaps Classical Greek arginoeis, white, gleaming (its first discovered salts were silvery) + -in, -ine
An amino acid, C6H14N4O2, obtained from the hydrolysis or digestion of plant and animal protein.
Origin of arginineGerman Arginin possibly from Greek arginoeis bright ; see arg- in Indo-European roots.
(countable and uncountable, plural arginines)
- An amino acid found in animal foods that plays an important role in several physiological processes.
From German Arginin, perhaps from Ancient Greek ἀργινόεις (arginoeis, “brightly-shining, white”).