Definition of preservation noun from the Oxford Advanced Learner's Dictionary

     

    preservation

     noun
    noun
    BrE BrE//ˌprezəˈveɪʃn//
     
    ; NAmE NAmE//ˌprezərˈveɪʃn//
     
    [uncountable]
     
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  1. 1the act of keeping something in its original state or in good condition building/environmental/food preservation a preservation group/society The council has placed a preservation order on the building.
  2. 2the act of making sure that something is kept The central issue in the strike was the preservation of jobs.
  3. 3the degree to which something has not been changed or damaged by age, weather, etc. The paintings were in an excellent state of preservation. see also self-preservation
  4. Word Origin late Middle English: via Old French from medieval Latin praeservatio(n-), from late Latin praeservare ‘to keep’, from prae- ‘before, in advance’ + servare ‘to keep’.
See the Oxford Advanced American Dictionary entry: preservation