adulteration
/əˌdʌltəˈreɪʃn/ (bre, ipa) · /əˌdʌltəˈreɪʃn/ (ame, ipa) · /ə-ˌdəl-tə-ˈrā-shən/ (ame, mw)
adulteration — noun
1. the dishonest practice of putting extra material into food, medicine, fuel, or o
the dishonest practice of putting extra material into food, medicine, fuel, or other goods so they become less pure
Tests found adulteration of the milk with cheap powdered fat.
adulteration of + product + with added material
Officials traced the spice adulteration to a warehouse outside Pune.
Parents feared adulteration of the cough syrup after the warning notice.
The report linked fuel adulteration to engine damage in city buses.
Farm inspectors discussed possible adulteration while cutting cheese blocks at the village market.
- tampering
broader and can describe many dishonest changes, not only mixed-in substances
- contamination
often stresses harmful pollution rather than deliberate cheating
- dilution
narrower and usually focuses on weakening a liquid
- purification
means removing unwanted material to make something cleaner
- refining
focuses on improving quality rather than spoiling it
文法句型
adulteration of milk
adulteration of cough syrup
adulteration with cheap oil
用法筆記
Most often appears in food safety, legal, or inspection writing. It commonly follows of to name the affected product and may also be followed by with to name what was mixed in.
常見錯誤
2. a food, drug, or other product that has been made impure because another substan
a food, drug, or other product that has been made impure because another substance has been mixed into it
The chemist identified the bright red sample as an adulteration of saffron.
an adulteration of + genuine product
Court records described the blue powder as an adulteration passed off as cough medicine.
The trader admitted that the bottle was an adulteration, not real honey.
Inspectors found an adulteration of cooking oil hidden behind the pure bottles.
文法句型
an adulteration of saffron
label a sample an adulteration
sell an adulteration as medicine
用法筆記
This countable sense is rare and mostly appears in technical or legal descriptions of one specific tainted item. In everyday English, people usually say an adulterated product or a contaminated sample instead.