/ Dictionary / Index E elliptic paraboloid: Meaning and Definition of Find definitions for: ellip'tic parab'oloid Pronunciation: [key] — Geom. Geom. a paraboloid that can be put into a position such that its sections parallel to one coordinate plane are ellipses, while its sections parallel to the other two coordinate planes are parabolas. Cf. hyperbolic paraboloid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ellipticity elliptic spring Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language