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Definitions of paraboloid
  1. noun
    a surface having parabolic sections parallel to a single coordinate axis and elliptic sections perpendicular to that axis
Definition that contains paraboloid
  • paraboloidal having the shape of a paraboloid
  • gregorian telescope a reflecting telescope that has a paraboloidal primary mirror and a hyperboloidal secondary mirror; light is brought to a focus through an aperture in the center of the primary mirror
  • cassegrainian telescope a reflecting telescope that has a paraboloidal primary mirror and a hyperboloidal secondary mirror; light is brought to a focus through an aperture in the center of the primary mirror
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