vertical circle

noun

: a great circle of the celestial sphere whose plane is perpendicular to that of the horizon see azimuth illustration

Word History

First Known Use

1559, in the meaning defined above

Time Traveler
The first known use of vertical circle was in 1559

Dictionary Entries Near vertical circle

vertical blanking interval

vertical circle

vertical combination

See More Nearby Entries 

Cite this Entry

“Vertical circle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vertical%20circle. Accessed 19 Nov. 2024.

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