aluminum chloride

noun

, Chemistry.

1. a yellow-white, crystalline, water-soluble solid that in its white hydrated form, AlCl 3 ⋅6H 2 O, is used chiefly as a wood preservative and in its yellow-white anhydrous form, AlCl 3 , chiefly as a catalyst.

Word History and Origins

Origin of aluminum chloride¹

First recorded in 1865–70

Example Sentences

The explosion involved aluminum chloride and an investigation into the blast is ongoing, he said.

From Seattle Times

I’ve tried aluminum chloride in the form of a deodorant solution, which I poured directly on a 6-inch-wide band the length of the stain.

From Washington Post

But Odo-ro-no suffered from the same drawback as its competitors: The acidic preparation of aluminum chloride damaged clothes and hurt the skin.

From New York Times

Antiperspirants contain aluminum chloride, a chemical that reduces sweating.

From US News

Local authorities put “hundreds of tons” of neutralizers made from dissolved aluminum chloride into the river to dissolve the cadmium, according to the report.

From BusinessWeek