preservative Meaning in the Cambridge English Dictionary
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Meaning of “preservative” in the English Dictionary

"preservative" in British English

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preservativenoun

uk   /prɪˈzɜː.və.tɪv/  us   /-ˈzɝː.və.t̬ɪv/
[C or U] a ​substance used to ​preventdecay in ​wood: a ​timber/​wood preservative The ​fence has been ​treated with preservative. [C] a ​chemical used to ​stopfood from ​decaying: This ​bread is ​completelyfree from artificial preservatives. No ​added preservatives. natural preservatives
(Definition of preservative from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"preservative" in American English

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preservativenoun [C/U]

 us   /prɪˈzɜr·və·t̬ɪv/
a ​substance that ​treatsfood in a ​particular way so it can be ​kept for a ​longtime without going ​bad: [C] artificial/​natural preservatives
(Definition of preservative from the Cambridge Academic Content Dictionary © Cambridge University Press)
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