projective geometry


: a branch of geometry that deals with the properties of configurations that are unaltered by projection

Examples of projective geometry in a Sentence

Recent Examples on the Web Nima Arkani-Hamed, a professor in the institute’s School of Natural Sciences, was talking about recent research that had brought him into contact with some beautiful, elementary, albeit ancient, results in projective geometry. Siobhan Roberts, New York Times, 3 Mar. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'projective geometry.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1878, in the meaning defined above

Time Traveler
The first known use of projective geometry was in 1878

Dictionary Entries Near projective geometry

Cite this Entry

“Projective geometry.” Dictionary, Merriam-Webster, Accessed 27 Sep. 2023.

More from Merriam-Webster on projective geometry

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