paraboloid

noun
pa·​rab·​o·​loid | \ pə-ˈra-bə-ˌlȯid How to pronounce paraboloid (audio) \

Definition of paraboloid

: a surface all of whose intersections by planes are either parabolas and ellipses or parabolas and hyperbolas

Other Words from paraboloid

paraboloidal \ pə-​ˌra-​bə-​ˈlȯi-​dᵊl How to pronounce paraboloid (audio) \ adjective

Examples of paraboloid in a Sentence

Recent Examples on the Web So how many places are there where a paraboloid can equal zero? Quanta Magazine, 6 Oct. 2021 Imagine a paraboloid composed of a sequence of parabolas stacked side by side. Quanta Magazine, 6 Oct. 2021 Nearby, 16 stark-white paraboloid beams supported the Metropolitan Cathedral of Brasília like a crown of thorns. Heidi Mitchell, WSJ, 2 Nov. 2018 Nearby, 16 stark-white paraboloid beams supported the Metropolitan Cathedral of Brasília like a crown of thorns. Heidi Mitchell, WSJ, 2 Nov. 2018 Kagawa Prefectural Gymnasium Built for the 1964 Olympics, the indoor stadium, a cantilevered hyberbolic paraboloid, is threatened with demolition because of leaks. Ben Ryder Howe, Town & Country, 16 Oct. 2017

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

First Known Use of paraboloid

circa 1702, in the meaning defined above

History and Etymology for paraboloid

parabola + -oid entry 1

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Time Traveler for paraboloid

Time Traveler

The first known use of paraboloid was circa 1702

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Dictionary Entries Near paraboloid

parabolize

paraboloid

paraboloid of revolution

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Cite this Entry

“Paraboloid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/paraboloid. Accessed 10 Aug. 2022.

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More from Merriam-Webster on paraboloid

Britannica.com: Encyclopedia article about paraboloid

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