'Prolate' definitions:

Definition of 'prolate'

(from WordNet)
adjective
Having the polar diameter greater than the equatorial diameter; "a prolate spheroid is generated by revolving an ellipse about its major axis" [syn: prolate, watermelon-shaped] [ant: oblate, pumpkin-shaped]
adjective
Rounded like an egg [syn: egg-shaped, elliptic, elliptical, oval, oval-shaped, ovate, oviform, ovoid, prolate]

Definition of 'Prolate'

From: GCIDE
  • Prolate \Pro"late\, a. [L. prolatus, used as p. p. of proferre to bring forth, to extend; pro + latus, p. p. See Pro-, and Tolerate. ] Stretched out; extended; especially, elongated in the direction of a line joining the poles; as, a prolate spheroid; -- opposed to oblate. [1913 Webster]
  • Prolate cycloid. See the Note under Cycloid.
  • Prolate ellipsoid or Prolate spheroid (Geom.), a figure generated by the revolution of an ellipse about its major axis. Contrasted with oblate spheroid. See {Ellipsoid of revolution}, under Ellipsoid. [1913 Webster]

Definition of 'Prolate'

From: GCIDE
  • Prolate \Pro*late"\, v. t. To utter; to pronounce. [Obs.] "Foun-der-ed; prolate it right." --B. Jonson. [1913 Webster]