Definition of observatory in English:

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Pronunciation: /əbˈzəːvət(ə)ri/

noun (plural observatories)

1A room or building housing an astronomical telescope or other scientific equipment for the study of natural phenomena.
Example sentences
  • Then it instantaneously e-mails the news to astronomers, observatories and automated telescopes around the world.
  • These space and Moon-based astronomical observatories will be the successors to the Hubble Space Telescope, which has been used to discover planets in distant solar systems.
  • He now had more time than before to devote to his study of astronomy, having an observatory in the rooms in which he lived in one of the towers in the town's fortifications.
1.1A position or building that gives an extensive view.
Example sentences
  • From the observatory you can view Mt. Fuji and Tokyo Bay.
  • The designs for the carvings at the top of the building based their design on an ancient Greek observatory built for Andronicus.
  • The Arc also features an observatory to take in surrounding views.


Late 17th century; from modern Latin observatorium, from Latin observat- 'watched', from the verb observare (see observe).

Words that rhyme with observatory


For editors and proofreaders

Line breaks: ob¦ser|va¦tory

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