[ kuhn-tam-uh-nuhnt ]
See synonyms for: contaminantcontaminants on

  1. something that contaminates.

Origin of contaminant

1920–25; <Latin contāminant- (stem of contāmināns), present participle of contāmināre.See contaminate, -ant

Words Nearby contaminant Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use contaminant in a sentence

  • If you have a—a contaminant on board your ship, sir, it didn't come from the Lancet.

    Contamination Crew | Alan Edward Nourse
  • A final great contaminant against which weapons are meager is acid mine drainage.

    The Nation's River | United States Department of the Interior