7 letters · 8 points in Scrabble
noun a surgical instrument that is used to dilate or distend an opening or an organ
originEtymology tree English dilate 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 dilater From dilate + -er.
Etymology from Wiktionary, CC BY-SA 3.0