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Definition of pollutant

pollutant

/pəˈluː.tənt/
pol · lu · tant
Plural:pollutants
•
Adjective:pollutant
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pollutant Lexical Profile

pollutant Game Scores & Validity

• noun

1

A substance, such as a chemical, waste material, or gas, that contaminates water, air, or soil and makes it harmful or unsuitable for a specific purpose.

Example

"New filtration systems were installed at the factory to prevent toxic pollutants from entering the local river."

Synonyms
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Antonyms
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• adjective

1

Causing or resulting in the contamination of an environment, substance, or system.

Example

"The environmental agency implemented stricter regulations on the release of pollutant gases from power plants."

Synonyms
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Antonyms
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• Rhymes for pollutant

• Nearby Words

pollock
pollster
polltaker
pollutant
pollute
polluter
pollution

Word Origin & Etymology

Coined in the late 19th century from the verb 'pollute' (from Latin 'polluere', meaning 'to soil or defile') and the agentive suffix '-ant'.

Cite this Entry

Wordmom. (2026). Definition of Pollutant. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/pollutant
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