12 letters · 21 points in Scrabble
adjective having or characterized by or consisting of one syllable
originBorrowed from Late Latin monosyllabicus, from Latin monosyllabus, from Hellenistic Ancient Greek μονοσύλλαβος (monosúllabos). By surface analysis, monosyllable + -ic or mono- + syllabic.
Etymology from Wiktionary, CC BY-SA 3.0