Synonyms of contamination

contamination

noun

kən-ˌta-mə-ˈnā-shən 

as in contaminant

something that is or that makes impure

swimming in the lake is banned until the contamination is identified and neutralized

Synonyms & Similar Words

• contaminant
• pollutant
• defect
• sludge
• impurity
• irregularity
• stain
• soil
• taint
• defilement
• adulterant
• dirt
• spot
• muck
• abnormality
• fault
• blot
• filth
• blotch
• grime
• flaw
• blemish
• disfigurement
• scum
• smut
• imperfection

Antonyms & Near Antonyms

• filter
• refiner
• purity
• purifier
• clarifier
• cleanliness
• immaculateness

Example Sentences

Recent Examples of contamination

The hotel room was next to a specialized machine room, which could have led to the contamination, Zuniga said. —Fiifi Frimpong, New York Daily News, 3 Apr. 2025

That proved to be a liability in 2022, when an Abbott factory in Sturgis, Mich. that supplied about 20% of the nation's baby formula was shut down due to contamination. —Scott Horsley, NPR, 2 Apr. 2025

Here's what to know about the recall: Egg recall: Over 200,000 pounds of liquid egg products recalled over possible contamination What chocolate bars are being recalled? —Natalie Neysa Alund, USA Today, 2 Apr. 2025

Following the latest contamination incident on Friday in Tokyo, Sukiya said the affected customer had received a refund. —John Liu, CNN Money, 31 Mar. 2025