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contaminant

 

Definitions from WordNet

Noun contaminant has 1 sense
  1. contaminant, contamination - a substance that contaminates
    --1 is a kind of material, stuff
    Derived form: verb contaminate1

Definitions from the Web

Contaminant

Definition:

A contaminant is a substance or agent that pollutes, adulterates, or renders impure a material or environment.

Parts of Speech:

  • Noun

Senses:

Sense 1:

(Noun) A substance that causes contamination or pollutes something.

Example sentence: The oil spill in the ocean is a serious contaminant that threatens marine life.

Sense 2:

(Noun) A person or thing that negatively influences or corrupts a situation.

Example sentence: His presence at the party was a contaminant to the lively atmosphere.

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