- 1conserve something to use as little of something as possible so that it lasts a long time Help to conserve energy by insulating your home. Renewable energy resources can help conserve fossil fuels and reduce carbon emissions.
- 2conserve something to protect something and prevent it from being changed or destroyed new laws to conserve wildlife in the area see also conservation See related entries: Historic buildings, Conservation Word Origin late Middle English: from Old French conserver (verb), conserve (noun), from Latin conservare
BrE BrE//kənˈsɜːv//; NAmE NAmE//kənˈsɜːrv//Verb Forms present simple I / you / we / they conserve
BrE BrE//kənˈsɜːv//; NAmE NAmE//kənˈsɜːrv//he / she / it conserves
BrE BrE//kənˈsɜːvz//; NAmE NAmE//kənˈsɜːrvz//past simple conserved
BrE BrE//kənˈsɜːvd//; NAmE NAmE//kənˈsɜːrvd//past participle conserved
BrE BrE//kənˈsɜːvd//; NAmE NAmE//kənˈsɜːrvd//-ing form conserving
BrE BrE//kənˈsɜːvɪŋ//; NAmE NAmE//kənˈsɜːrvɪŋ//Historic buildings, Conservation