glycine

noun

Etymology: Etymology tree Ancient Greek γλῠκῠ́ς (glŭkŭ́s) Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English glycine From Ancient Greek γλῠκῠ́ς (glŭkŭ́s, “sweet”) + English -ine.

1. A nonessential amino acid, amino-acetic acid, C₂H₅NO₂ found in most proteins but especially in sugar cane; the simplest amino acid.