Synonyms of adulterant

adulterant

noun

ə-ˈdəl-t(ə-)rənt 

as in contamination

something that is or that makes impure

concerned about adulterants in the town's water supply coming from the discharge from the factory

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of adulterant

Plenty of coffee drinkers enjoy medium or dark roasts, which tend to pair well with milk and other adulterants. — Kelefa Sanneh, New Yorker, 6 Dec. 2025

Other adulterants also pose potential risks, especially when consumed unknowingly. — Benjamin Adams, Forbes.com, 16 Sep. 2025

Some products have been found to have contaminants such as heavy metals, bacteria, or chemicals or adulterants not listed on the label. — Yuki Noguchi, NPR, 21 July 2025

In recent years, illicit drugs in the US have been cut with some high-profile and dangerous adulterants, such as the powerful veterinary sedative xylazine (aka tranq) and the yet more powerful veterinary sedative medetomidine. — ArsTechnica, 10 July 2025