/ Dictionary / Index S spherical astronomy: Meaning and Definition of Find definitions for: spher'ical astron'omy Pronunciation: [key] the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spherical angle spherical coordinates Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language