zenith telescope
noun
variants
or zenith tube
: a telescope that is installed in a fixed vertical position so that it can be used only to observe stars crossing the meridian near the zenith which is at the center of its field of view and that is used for precise time and latitude determinations
Dictionary Entries Near zenith telescope
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“Zenith telescope.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zenith%20telescope. Accessed 23 Nov. 2024.
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