spherical trigonometry

noun

: trigonometry applied to spherical triangles and polygons

Word History

First Known Use

circa 1728, in the meaning defined above

Time Traveler
The first known use of spherical trigonometry was circa 1728

Dictionary Entries Near spherical trigonometry

spherical triangle

spherical trigonometry

spherical vault

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Cite this Entry

“Spherical trigonometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spherical%20trigonometry. Accessed 25 Dec. 2024.

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More from Merriam-Webster on spherical trigonometry

Britannica.com: Encyclopedia article about spherical trigonometry

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