1. Rendered unwholesome by contaminants and pollution
   "polluted lakes and streams";
   - contaminated

1. Make impure in a bad way; make something harmful, especially by the addition of some unwanted substance
   "The industrial wastes polluted the lake";
   - foul, contaminate
    
2. Make imperfect
   "nothing polluted her beauty";
   - mar, impair, spoil, deflower, vitiate

See also: impure

Type of: alter, begrime, bemire [archaic], change, colly [archaic], damage, dirty, grime, modify, soil

Encyclopedia: Polluted