/ Dictionary / Index A auroral zone: Meaning and Definition of Find definitions for: auro'ral zone" Pronunciation: [key] the region surrounding the north or south geomagnetic pole in which the auroral phenomena take place. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. auroral aurorean Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language