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• n  a surface having parabolic sections parallel to a single coordinate axis and elliptic sections perpendicular to that axis

• Now the big glass disc, yellowish blue and slightly murky like an old Pyrex dish, is a paraboloid perfect within two millionths of an inch.
• When three years of grinding (done slowly to avoid distortion caused by frictional heat) and cleaning with blasts of electrons have produced a concave paraboloid surface true to .
• He also flattened the outer curves of the lenses from spherical to paraboloid shapes.

News & Articles

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• Comment on Doors Open Denver invites the city behind closed doors
  Ray, the hyperbolic paraboloid at Zeckendorf Plaza was just part of the May D&F department store. Most of the retail space was actually in the box-like structure behind it, which was clad in gold-metal panels. The building is still there--it's part of the Sheraton--but it's now covered in glass.
  April 11, 2014 - Denver Post

Quotes

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• Flip Saunders in Chicago Tribune
  It's called the hyperbolic, paraboloid, transitional, floating zone defense,Pistons coach Flip Saunders explained after practice Tuesday.