10 letters · 16 points in Scrabble
adjective (of neurons) covered with a layer of myelin
originEtymology tree Ancient Greek μυελός (muelós)der. English myelo- Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ineclip. English -in English myelin English -ated English myelinated From myelin + -ated.
Etymology from Wiktionary, CC BY-SA 3.0