Definition of survey noun from the Oxford Advanced American Dictionary

        

    survey

     noun
    noun
    NAmE//ˈsərveɪ//
     
     
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  1. 1an investigation of the opinions, behavior, etc. of a particular group of people, that is usually done by asking them questions A recent survey showed 75% of those questioned were in favor of the plan. The survey revealed that… to conduct/carry out a survey
  2. 2the act of examining and recording the measurements, features, etc. of an area of land in order to make a map or plan of it an aerial survey (= made by taking photographs from an aircraft) a geological survey
  3. 3 a general study, view, or description of something a comprehensive survey of modern music
See the Oxford Advanced Learner's Dictionary entry: survey