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preservative

/prɪˈzɜː.və.tɪv/
IELTSAcademic
noun

A preservative is a substance added to food, medicine, or other products to stop them from going bad or spoiling too quickly.

  • This jam has no artificial preservative.
  • They added preservative to keep the sauce fresh longer.
adjective

If something is preservative, it helps keep things in good condition or prevents damage. This use is more formal.

  • The cream has preservative qualities.
  • Cold storage has a preservative effect on food.

Adinary Nuance

Preservative is more specific than additive. An additive can do many jobs, but a preservative is added mainly to stop spoilage. It is also different from preservation, which is the act or process, not the substance itself.

In other languages

Vietnamese
chất bảo quản
Spanish
conservante
Chinese
防腐剂
Japanese
保存料
Korean
보존제

Etymology

Preservative comes from the verb preserve, from Latin praeservare, meaning 'to keep safe'. It entered English in the 15th century.

Common phrases

artificial preservativefood preservativepreservative-freepreservative effect

Synonyms

Related words

Frequently asked questions

Is preservative a countable noun?
Yes. You can say "a preservative" or "preservatives".
What is the difference between preservative and additive?
A preservative stops food or products from spoiling. An additive is any extra substance added for a purpose.
Is preservative common in academic writing?
Yes. It is common in science, health, food, and chemistry writing.
Can preservative be used as an adjective?
Yes, but this use is less common and more formal.