Synonyms of pollutant

pollutant

noun

pə-ˈlü-tᵊnt 

as in contaminant

something that is or that makes impure

filtered the pollutants out of the water

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of pollutant

Facilities would have to be on land zoned for heavy industrial use and could not be located near disadvantaged communities or populations sensitive to pollutants, such as hospitals, schools and nursing homes. — Naomi Taxay, Sacbee.com, 29 Aug. 2026

Ancient rock art at Murujuga, or the Burrup Peninsula, in Western Australia, has seen much larger damaged than previously anticipated due to industrial pollutants found in air emissions. — Francesca Aton, ARTnews.com, 26 Aug. 2026

How this potent mix of pollutants transforms over time and distance is a complex puzzle. — Michael A. Robinson, The Conversation, 25 Aug. 2026

According to the report, most of the cancer risk - 74% - comes from a single pollutant, benzo[a]pyrene, that escapes through leaks in pipe fittings and storage tanks. — Carlos E. Castañeda, CBS News, 25 Aug. 2026