: a soluble salt K2Cr2O7 forming large orange-red crystals used especially in dyeing, in photography, and as an oxidizing agent
Example Sentences
Recent Examples on the WebNickel, an element often found in jewelry; potassium dichromate, a chemical used in cleaning products; and fragrances, found in many skin-care products, are common irritants. Stephanie Watson, SELF, 8 Apr. 2022 Silver nitrate is added to a petri dish containing potassium dichromate. Meghan Herbst, Wired, 11 May 2021
Word History
First Known Use
1871, in the meaning defined above
Medical Definition
potassium dichromate
noun
: a soluble salt K2Cr2O7 forming large orange-red crystals that is used as an oxidizing agent and in the Golgi method of staining nerve tissue