10 letters · 19 points in Scrabble
noun a salt of the hypothetical dichromic acid
originEtymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Italic *dwi- Latin bi-bor. English bi- English chromate English bichromate From bi- + chromate.
Etymology from Wiktionary, CC BY-SA 3.0