spherical geometry

noun

: the geometry of figures on a sphere

Example Sentences

Recent Examples on the Web Our taxonomy of compact surfaces becomes: one surface with spherical geometry (the sphere), one surface with Euclidean geometry (the torus), and infinitely many surfaces with hyperbolic geometry (all the tori with more than one hole). Quanta Magazine, 2 Oct. 2012

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spherical geometry.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1728, in the meaning defined above

Time Traveler
The first known use of spherical geometry was in 1728

Dictionary Entries Near spherical geometry

Cite this Entry

“Spherical geometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spherical%20geometry. Accessed 28 Nov. 2022.

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