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English definition of “preserve”

preserve

verb [T]     /prɪˈzɜːv/ US  /-ˈzɝːv/
B2 to keep something as it is, especially in order to prevent it from decaying or being damaged or destroyed: to preserve the environment We want to preserve the character of the town while improving the facilities. The agreement preserved our right to limit trade in endangered species. Putting varnish on wood is a way of preserving it. I need to get out of the house from time to time just to preserve (= prevent me from losing) my sanity. → See also well preservedPreserving and savingDefending and protecting to treat food in a particular way so that it can be kept for a long time without going bad: preserved fruit oranges preserved in brandyPreserving and storing foodIndustrial processing
(Definition of preserve verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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