contamination
nounfeminine/kõtɐmiˈnɐsɐ̃w̃/high
con·ta·mi·na·ção
Definition
The action or state of making something impure or dangerous by introducing harmful substances or agents.
The contamination of the river by industrial waste is alarming.
There was bacterial contamination in the lab samples.
Common collocations
environmental contaminationsoil contaminationsource of contaminationrisk of contamination
Etymology
Do latim 'contaminatio, -onis' (ação de contaminar).