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

America’s version of the AQI was first created 50 years ago, as a way to standardize recording and reporting of pollutants and to clarify communications to the public. — Daniel Engber, The Atlantic, 24 July 2026

The signature blend of ceramides works to strengthen and support the skin’s natural barrier, which helps lock in moisture while defending against environmental irritants like pollutants and allergens. — Alicia Geigel, Southern Living, 23 July 2026

This helps limit continued exposure to pollutants that are hard to get out. — Faith Wakefield, USA Today, 20 July 2026

Now, yet again, state and local governments are launching an effort to help clean Lake Jesup, this time by removing some of the pollutants on a narrow creek before reaching the lake, which sits about 14 miles northeast of Orlando. — Martin E. Comas, The Orlando Sentinel, 19 July 2026