right' cir'cular cone'

a cone whose surface is generated by lines joining a fixed point to the points of a circle, the fixed point lying on a perpendicular through the center of the circle. Cf. oblique circular cone. See illus. under cone.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

right-branchingright circular cylinder


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