8 letters · 14 points in Scrabble
noun thick dark green mucoid material that is the first feces of a newborn child
originFrom Latin mēcōnium (“opium; excrement of a newborn child”), from Ancient Greek μηκώνιον (mēkṓnion, “poppy-juice, opium”), from μήκων (mḗkōn, “poppy”).
Etymology from Wiktionary, CC BY-SA 3.0