Definition of Royal Observatory in English:

Royal Observatory

Line breaks: Royal Ob¦ser|va¦tory
  • The official astronomical institution of Great Britain. It was founded at Greenwich in London in 1675 by Charles II, and the original buildings now form part of the National Maritime Museum.

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Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space