adulterate
Pronunciation
Verb
C1 Advanced
Quick answer
To make something impure or of lower quality by adding another substance to it.
Synonyms and antonyms
Synonyms
contaminate
dilute
Antonyms
Usage notes
Not related in meaning to "adultery," despite the similar spelling.
Test yourself
In your own words, what does "adulterate" mean?
To make something impure or of lower quality by adding another substance to it.
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