pollution
US /pəˈluʃən/
Definition
undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities
Tested in TOEIC business and workplace contexts.
Examples
The factory installed filters to reduce air pollution.
Word Family
Synonyms
- contaminationthe state of being contaminated
- impurityworthless or dangerous material that should be removed
- foulinghit a foul ball
Collocations
- Easy heavy air pollution in the citydescribing heavy air pollution in the city (an actor who plays villainous roles)
- Medium combat industrial water pollutionto combat industrial water pollution, meaning to battle or contend against in or as if in a battle
- Hard enforce stringent emission pollution thresholdsto enforce stringent emission pollution thresholds, meaning to ensure observance of laws and rules
- Very Hard irreversible environmental damage from plastic pollutiondescribing irreversible environmental damage from plastic pollution (incapable of being reversed)
Learner's English edition · Curated definitions for TOEIC learners.