9 letters · 14 points in Scrabble
noun electrical device that transforms alternating into direct current
noun a person who corrects or sets right
originEtymology tree English rectify Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English rectifier From rectify + -er.
Etymology from Wiktionary, CC BY-SA 3.0