8 letters · 15 points in Scrabble
noun a meter for measuring electrical resistance in ohms
originEtymology tree English ohm Proto-Indo-European *meh₁- Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron) Ancient Greek μέτρον (métron)der. English -meter English ohmmeter From ohm + -meter.
Etymology from Wiktionary, CC BY-SA 3.0