12 letters · 22 points in Scrabble
adjective producing a voltage when exposed to radiant energy (especially light)
originEtymology tree Proto-Indo-European *bʰeh₂- Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- Italian Voltabor. English Volta Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English voltaic English photovoltaic From photo- +…
Etymology from Wiktionary, CC BY-SA 3.0