contaminant.
That which contaminates; an impurity; foreign matter.
Meaning & usage
That which contaminates; an impurity; foreign matter.
Put the lid on the jar to keep contaminants out.
Where this word comes from
Borrowed from French contaminant, present participle of contaminer (“to contaminate”), from Latin contāmināre. By surface analysis, contaminate + -ant.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.