Conoid, a solid formed by the revolution of a conic section round its axis; such are the sphere, paraboloid, ellipsoid, and hyperboloid.
Conoid
Chambers's Encyclopaedia, Volume 3: Catarrh to Dion, p. 424
Source scan(s): p. 0435
Conoid, a solid formed by the revolution of a conic section round its axis; such are the sphere, paraboloid, ellipsoid, and hyperboloid.