This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

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

n. A surface having a parabolic cross section parallel to an axis, and circular or elliptical cross section perpendicular to the axis; especially the surface of revolution of a parabola.

n. The solid generated by the rotation of a parabola about its axis; any surface of the second order whose sections by planes parallel to a given line are parabolas.

n. The solid generated by the revolution of a parabola about its axis; a parabolic conoid.

n. A curve whose equation is of the form ax = y.

n. A solid or surface of the second degree some of whose plane-sections are parabolas.

Paraboloidal.

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

"A paraboloid is a three-dimensional shape that has two terms of x, y, or z that are squared and one term of x, y, or z that is not."

two-dimensional figure    plane figure   

elliptic paraboloid    hyperbolic paraboloid    paraboloid of revolution   

elliptic paraboloid    paraboloidal    hyperbolic paraboloid   

spammy    mini-cartridge    well-lubricated    rear-view    reason    x-shaped    axial-flow    dimensioning    bi-directional    4-in