spherical geometry


Definition of spherical geometry

: the geometry of figures on a sphere

Examples of spherical geometry in a Sentence

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, "Getting Into Shapes: From Hyperbolic Geometry to Cube Complexes and Back," 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.

First Known Use of spherical geometry

1728, in the meaning defined above

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Time Traveler for spherical geometry

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The first known use of spherical geometry was in 1728

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Cite this Entry

“Spherical geometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spherical%20geometry. Accessed 22 Sep. 2020.

More from Merriam-Webster on spherical geometry

Britannica.com: Encyclopedia article about spherical geometry

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