pollute

US /pəˈluːt/
UK /pəˈluːt/
"pollute" picture
1.

contaminate (water, air, or a place) with harmful or poisonous substances

:
Factories continue to pollute the air with their emissions.
Oil spills can severely pollute marine environments.
2.

corrupt or debase (someone or something)

:
Some argue that excessive media exposure can pollute young minds.
His cynical remarks tend to pollute the positive atmosphere.