9 letters · 13 points in Scrabble
noun an essential amino acid found in proteins that is important for the growth and repair of tissue
originEtymology tree Proto-Indo-European *steh₂- Ancient Greek ῐ̔στός (hĭstós)bor. English histo- English -idine English histidine From histo- + -idine.
Etymology from Wiktionary, CC BY-SA 3.0