English

adulteration

gb/ədˌʌltɚˈeɪʃən/ us/ədˌʌltɚˈeɪʃən/
C1 English
Senses
0 senses
Noun formal C1 process
1

Making something impure

making a product less pure or less safe by mixing in something that should not be there

Usage pattern: adulteration of [something] with [something]
Common mistake:
Do not confuse adulteration with adultery; the words look similar but have different meanings. The added substance is usually called an adulterant, not an adulteration.
Synonyms
contamination (broader; can be accidental and does not always involve fraud or lowering quality) | tampering (emphasizes unauthorized interference with a product) | dilution (narrower; usually means weakening something by adding liquid or a cheaper material)
Antonyms
purification (the process of removing impurities rather than adding them) | quality control (procedures intended to prevent defects, contamination, or adulteration)
Collocations
food adulteration |milk adulteration |olive oil adulteration |drug adulteration |product adulteration |intentional adulteration |deliberate adulteration |prevent adulteration |adulteration with water |adulteration with cheaper ingredients
Themes
food_safety |consumer_goods |health |manufacturing
Examples
  • Inspectors found evidence of honey adulteration with cheap corn syrup.
  • Strict testing is used to prevent adulteration of medicines during manufacturing.
  • The company was fined for the adulteration of olive oil with lower-grade oils.
Learner examples
  • Food adulteration can make people sick.
  • The lab checks milk for adulteration.
Noun formal C1 state
2

Presence of added impurities

a sign that a product is not pure because something has been added to it

Usage pattern: adulteration in [something]; evidence of adulteration
Common mistake:
Adulteration is usually uncountable in this sense; say “evidence of adulteration” rather than “an adulteration” in most everyday contexts.
Synonyms
impurity (usually refers to the unwanted material itself or its presence) | contamination (broader and often used when a product is made unsafe accidentally) | taint (suggests a trace of something that spoils purity, taste, or reputation)
Antonyms
purity (the state of containing no unwanted added substances) | authenticity (the state of being genuine rather than mixed with substitutes) | integrity (the state of being whole, unaltered, and not compromised)
Collocations
detect adulteration |evidence of adulteration |signs of adulteration |level of adulteration |degree of adulteration |test for adulteration |free from adulteration |adulteration in samples
Themes
testing |food_safety |consumer_protection |health
Examples
  • The lab detected adulteration in several samples of imported spices.
  • High levels of adulteration made the batch unsafe to sell.
  • New testing methods can reveal adulteration in products that look normal to consumers.
Learner examples
  • The report showed adulteration in the oil.
  • Pure products show no adulteration.
Grammar
Dictionary form
adulteration
IPA
GB/ədˌʌltɚˈeɪʃən/
US/ədˌʌltɚˈeɪʃən/
Syllables & stress
adul - ter - a - tion (4 syllables)
Stress on 3rd syllable (a)
Word forms
Noun
  • Base: adulteration
  • Plural: adulteration, adulterations
Expressions

economically motivated adulteration

1
/ˌɛkənˈɑmɪkli mˈoʊtəvˌeɪtɪd ədˌʌltɚˈeɪʃən/
fixed phrase technical

Profit-driven adulteration

mixing in cheaper material and selling the product as if it were genuine in order to make more money

Examples
  • Diluting honey with syrup is a common example of economically motivated adulteration.
  • The report focused on economically motivated adulteration in the global spice trade.
  • Testing programs help companies detect economically motivated adulteration before products reach consumers.

food adulteration

1
/fˈud ədˌʌltɚˈeɪʃən/
fixed phrase formal

Impuring food products

making food less pure or less safe by adding something that should not be in it

Examples
  • Food adulteration is a serious problem in markets where testing is weak.
  • The agency introduced new rules to reduce food adulteration.
  • Common forms of food adulteration include watering down milk and adding cheaper oils to olive oil.

intentional adulteration

1
/ɪntˈɛnʃənəl ədˌʌltɚˈeɪʃən/
fixed phrase technical

Deliberate product adulteration

deliberately making a product unsafe or impure by adding something wrong to it

Examples
  • The company updated its security plan to guard against intentional adulteration.
  • Investigators considered whether the contamination was accidental or a case of intentional adulteration.
  • Food manufacturers must identify points in the supply chain that are vulnerable to intentional adulteration.

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