Definition of astronomical adjective from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˌæstrəˈnɒmɪkl//
    ; NAmE NAmE//ˌæstrəˈnɑːmɪkl//
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  1. 1connected with astronomy astronomical observations
  2. 2(also astronomic) (informal) (of an amount, a price, etc.) very large the astronomical price of land for building The figures are astronomical.
  3. Word Originmid 16th cent.: via Latin from Greek astronomikos, from astronomia, from Greek, from astronomos (adjective) ‘star-arranging’.
See the Oxford Advanced American Dictionary entry: astronomical

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