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Definitions

pollutant

[puh-loot-nt] / pəˈlut nt /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Coal is a top contributor to planet-warming greenhouse gases, and also a powerful air pollutant that is harmful for human health.

From Barron's • Mar. 24, 2026

The pollutant, which has been linked to respiratory and cardiovascular conditions, is more typically associated with coal burning.

From The Wall Street Journal • Feb. 26, 2026

Such models could improve risk assessments related to ecosystem health, pollutant transport, and carbon cycling.

From Science Daily • Dec. 31, 2025

US, China and the European Union each apply their own pollutant thresholds.

From BBC • Nov. 15, 2025

It is a bit of a chemical oddity in that at ground level it is a pollutant, while way up in the stratosphere it is beneficial, since it soaks up dangerous ultraviolet radiation.

From "A Short History of Nearly Everything" by Bill Bryson




Vocabulary lists containing pollutant