Definition of conservatory noun from the Oxford Advanced American Dictionary

     

    conservatory

     noun
    noun
    NAmE//kənˈsərvəˌtɔri//
     
    (pl. conservatories)
     
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  1. 1 a school or college at which people are trained in music and theater
  2. 2 a room with glass walls and a glass roof that is built on the side of a building. Conservatories are used for sitting in to enjoy the sun, and to protect plants from cold weather.
See the Oxford Advanced Learner's Dictionary entry: conservatory