paraboˈloidal, a.
[f. as prec. + -al1.]
Of the form of a paraboloid.
1825 J. Nicholson Operat. Mechanic 575 Circular [domes] may be spherical, spheroidal, ellipsoidal, hyperboloidal, paraboloidal, &c. 1876 G. F. Chambers Astron. 759 Using, instead of a spherical, a paraboloidal speculum. |