observatory
[ uh b-zur-vuh-tawr-ee, -tohr-ee ]
/ əbˈzɜr vəˌtɔr i, -ˌtoʊr i /
noun, plural ob·serv·a·to·ries.
a place or building equipped and used for making observations of astronomical, meteorological, or other natural phenomena, especially a place equipped with a powerful telescope for observing the planets and stars.
an institution that controls or carries on the work of such a place.
a place or structure that provides an extensive view; lookout.
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
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British Dictionary definitions for observatory
observatory
/ (əbˈzɜːvətərɪ, -trɪ) /
noun plural -ries
an institution or building specially designed and equipped for observing meteorological and astronomical phenomena
any building or structure providing an extensive view of its surroundings
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for observatory
observatory
"building for observing astronomical phenomena," 1670s (in reference to Greenwich), from French observatoire, from observer (v.); see observe.
Online Etymology Dictionary, © 2010 Douglas Harper