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

That became an issue during contamination events like the great onion recalls of 2020 and 2021 and the great peanut butter poisoning of 2022. — HubSpot, 1 Oct. 2026

Sierra Nevada Cheese Company voluntarily recalled all Graziers Raw Milk Cheese on the market due to possible contamination. — Eva Flowe october 1, Charlotte Observer, 1 Oct. 2026

The plan aims to address contamination that the phosphate industry left behind — and prevent it from ever causing another catastrophe. — Ryan Ballogg, Miami Herald, 28 Sep. 2026

Over the last few months, neighbors in De Soto have been airing their concerns about high water usage, contamination and human health impacts due to the energy-intensive, 24/7 operations. — Taylor O'Connor, Kansas City Star, 27 Sep. 2026