contamination Meaning, Definition & Usage

  1. noun the state of being contaminated
    taint.
  2. noun a substance that contaminates
    contaminant.
  3. noun the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors
    pollution.

WordNet

Con*tam`i*na"tion noun
Etymology
L. contaminatio.
Definitions
  1. The act or process of contaminating; pollution; defilement; taint; also, that which contaminates.

Webster 1913