10 letters · 17 points in Scrabble
noun an alkaloid medicine (trade name Kavrin) obtained from opium; used to relax smooth muscles; it is nonaddictive
originEtymology tree Latin papāver Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English papaverine From Latin papāver (“poppy”) + English -ine.
Etymology from Wiktionary, CC BY-SA 3.0