/ Dictionary / Index S spherical geometry: Meaning and Definition of Find definitions for: spher'ical geom'etry Pronunciation: [key] the branch of geometry that deals with figures on spherical surfaces. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spherical coordinates spherical polygon Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language