Meaning

noun an essential amino acid found in proteins; occurs especially in gelatin and casein

originEtymology tree Proto-Indo-European *lewh₁-der. Ancient Greek λύω (lúō) Proto-Indo-European *-tis Ancient Greek -τις (-tis) Ancient Greek -σις (-sis) Ancient Greek λῠ́σῐς (lŭ́sĭs)der. Latin lysisbor. English lysis Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English lysine From lysis + -ine, in…

Etymology from Wiktionary, CC BY-SA 3.0