9 letters · 17 points in Scrabble
noun electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
originCalque from Cantonese 電燈泡/电灯泡 (din6 dang1 paau1), as though the third person is a light bulb in the background.
Etymology from Wiktionary, CC BY-SA 3.0