ヘキサクロロエタンMeanings1nounhexachloroethaneA chemical compound (C₂Cl₆) used as a solvent, in pyrotechnics, and as a veterinary anthelmintic. Technical term.ヘキサクロロエタンは有ゆう機き塩えん素そ化か合ごう物ぶつの一いっ種しゅである。Hexachloroethane is a type of organochlorine compound.