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2017 Word of the Year

Mount Wilson Observatory

noun
1.
an astronomical observatory on Mount Wilson, near Los Angeles, California, having a 100-inch (254-cm) reflecting telescope.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for Mount Wilson Observatory
Historical Examples
  • The Mount Wilson Observatory has now been in operation about fifteen years.

    Astronomy David Todd

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