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English definition of “conservation”

conservation

noun [U] uk   /ˌkɒn.səˈveɪ.ʃən/ us    /ˌkɑːn.sɚ-/
B2 the protection of plants and animals, natural areas, and interesting and important structures and buildings, especially from the damaging effects of human activity: wildlife conservation a conservation areaEnvironmental issuesRubbish and wasteProtection and protectorsProtection and protectorsEnvironmental issues C1 carefully using valuable natural substances that exist in limited amounts in order to make certain that they will be available for as long a time as possible: the conservation of coal/gas/oil reserves Energy conservation reduces your fuel bills and helps the environment.Environmental issuesRubbish and wasteProtection and protectorsProtection and protectorsEnvironmental issues
conservationist
noun [C] uk   /-ɪst/ us  
Conservationists are fighting to save the tiger.Protection and protectorsEnvironmental issues
(Definition of conservation from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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