D defs.my
Entry 1 sense Webster, 1913

Paraboloid

/(-loid)/ · Pa·rab·o·loid · IPA
01 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 gi…
  1. 1.
    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.(Geom.)