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/pəˈluːtənt/
Meaning & Definition
noun
A substance that contaminates the environment, especially air, water, or soil, and can cause harm to living organisms.
Industrial waste is often a significant pollutant in rivers and lakes.
Any substance that makes a clean environment dirty, resulting in adverse effects on health or the ecosystem.
The oil spill released a dangerous pollutant into the ocean.
Chemical or biological agents that may cause pollution.
Carbon monoxide is a harmful air pollutant produced by vehicles.
Particles or chemicals released into the atmosphere that can affect air quality.
Many cities struggle with air quality due to high levels of urban pollutants.
Etymology
From Latin 'pollutio', meaning 'defilement, dirtying'.
Common Phrases and Expressions
air pollutant
A substance in the air that can harm human health or the environment.
water pollutant
A substance that contaminates water bodies.
soil pollutant
Any harmful substance present in the soil.
Related Words
contamination
The presence of unwanted substances, often resulting in harmful effects.
degradation
The process of something reducing in quality or breaking down.
Slang Meanings
Gunk
Watch out for the gunk in the river; it's full of pollutants.
Filth
The air is full of filth, making it hard to breathe.