Synonyms of polluted

polluted 1 of 2

adjective

as in contaminated

containing foreign or lower-grade substances

called in to clean up the polluted stream

Synonyms & Similar Words

• contaminated
• thinned
• diluted
• dilute
• tainted
• adulterated
• mixed
• impure
• alloyed
• blended
• weakened
• soiled
• combined
• corrupted
• spoiled
• unfiltered
• debased
• dirtied
• fouled
• defiled
• compounded
• adulterate
• begrimed
• befouled
• incorporated
• mingled
• sullied
• unclarified
• commingled
• intermingled
• merged
• intermixed
• unrefined
• besmirched
• maculate
• bemired
• coalesced
• cheapened
• doctored

Antonyms & Near Antonyms

• unpolluted
• pure
• uncontaminated
• untainted
• fine
• undiluted
• unadulterated
• unmixed
• uncut
• purified
• refined
• unalloyed
• filtered
• plain
• concentrated
• straight
• neat
• strong
• ultrapure
• sterile
• clean
• uncombined
• ultrarefined
• clarified
• pasteurized
• sterilized
• spotless
• stainless
• immaculate
• unsullied
• unsoiled

polluted

2 of 2

verb

past tense of pollute

as in poisoned

to make unfit for use by the addition of something harmful or undesirable

outmoded factories polluting the air

Synonyms & Similar Words

• poisoned
• contaminated
• tainted
• infected
• defiled
• befouled
• stained
• fouled
• soiled
• diluted
• sullied
• blackened
• smudged
• dirtied
• muddied
• corrupted
• adulterated
• mired
• rotted
• besmirched
• spoiled
• begrimed
• grimed
• watered down
• smirched
• fouled up
• doctored

Antonyms & Near Antonyms

• purified
• cleaned
• distilled
• cleared
• cleansed
• purged
• filtered
• decontaminated
• clarified
• sterilized
• disinfected
• sanitized

Example Sentences

Recent Examples of polluted

Adjective

Ambulances won’t come to the neighborhood anymore, and the city doesn’t respond to complaints about the polluted water for days, maybe weeks. — Ben Travers, IndieWire, 24 Sep. 2026

This is where studying microbes that already live in polluted environments gives us an advantage. — Catherine Armbruster, The Conversation, 17 Sep. 2026

In Wilmington, officials are looking into why a couple of polluted tidal creeks in the area are struggling to recover despite restoration efforts. — Dinah Voyles Pulver, USA Today, 21 Aug. 2026

But flood control cut off that supply, replacing it with polluted canals. — Jenny Staletovich, Miami Herald, 21 Aug. 2026

Other potential impacts include deforestation, air pollution, noise and polluted water seeping into rivers and lakes, which can poison fish populations and sully drinking water supplies. — ABC News, 20 Aug. 2026

The standard medical terms clinicians rely on may become distorted or polluted. — Frank Naeymi-Rad, Forbes.com, 18 Aug. 2026

In 1990 the Missouri attorney general sued Industrial Wrecking for operating after its permit was suspended and allowing polluted water to flow into a drainage ditch. — Jack Harvel august 17, Kansas City Star, 17 Aug. 2026

Turner has pointed out that Santa Clara County, the heart of Silicon Valley, is among the most polluted places in America, while roughly a quarter of local families experience food insecurity. — Literary Hub, 10 Aug. 2026

Verb

In the northern part of the district, the waterfront is polluted by ships. — Jemma Stephenson, San Diego Union-Tribune, 10 Sep. 2026

Our state has thousands of sites already polluted with toxic chemicals and other pollutants, and those projects affect air quality, safe drinking water and community health for millions of Californians. — Shannon Olivieri Hovis, Mercury News, 18 Aug. 2026

Greenpeace Germany warned that oil has already polluted stretches of coastline and damaged the area's fragile ecosystem. — Stephen Sorace, FOXNews.com, 2 Aug. 2026

Stretches of coastline and the area’s sensitive marine ecosystem have been polluted and damaged. — ABC News, 1 Aug. 2026

Both lead to context getting polluted, eroding response quality at scale. — Chhaya Methani, Forbes.com, 28 July 2026

The same river that was savagely polluted by the mining industry, devastating the ancestral oasis of Quillagua. — Cristina Dorador, The Dial, 14 July 2026

But stars aren’t the only things that fail to show up when the sky is polluted with light; fireflies, those flashing, nostalgic symbols of summer, often skip the party too. — Evie Carrick, Travel + Leisure, 1 July 2026

Midland, Texas, is still cleaning up groundwater polluted by a leaking injection well more than two decades ago. — Nick Bowlin, ProPublica, 30 June 2026