hyperboloid

noun

hy·per·bo·loid | \hī-ˈpər-bə-ˌlȯid

Definition of hyperboloid

: a quadric surface whose sections by planes parallel to one coordinate plane are ellipses while those sections by planes parallel to the other two are hyperbolas if proper orientation of the axes is assumed

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Examples of hyperboloid in a Sentence

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Not one but two tall monoliths now overlook the harbor: William Zeckendorf’s rooftop airport covers a substantial fraction of Manhattan’s western edge, and I.M. Pei’s pinch-waisted hyperboloid rises a hundred stories above Grand Central Terminal. — Will Heinrich, New York Times, "Remember When They Wanted to Build a Parking Lot Over the Hudson?," 21 Sep. 2017

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

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