Definition of National Nature Reserve noun from the Oxford Advanced Learner's Dictionary

 

National Nature Reserve

 noun
noun
BrE
 
; NAmE
 
 
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any of several areas of land in Britain that are protected by law in order to preserve the plants and animals that live there, or to preserve other features of the environment. Marine Nature Reserves in Britain also give protection to plants and animals living in areas of water or coastline.