adulterate

Từ điển Oxford Advanced Learner 8th

adul·ter·ate [adulterate adulterates adulterated adulterating] BrE [əˈdʌltəreɪt] NAmE [əˈdʌltəreɪt] verb often passive ~ sth (with sth)
to make food or drink less pure by adding another substance to it
Syn: ↑contaminate
•The water supply had been adulterated with chemicals from the soil.
see also ↑unadulterated
Derived Word: ↑adulteration
Verb forms:

Word Origin:
early 16th cent.: from Latin adulterat- ‘corrupted’, from the verb adulterare.

• Từ đồng nghĩa / Synonyms:
  adulterated, debased, load, stretch, dilute, debase