/ Dictionary / Index A Andes lightning: Meaning and Definition of Find definitions for: An'des light'ning Pronunciation: [key] an electrical discharge of the corona type, occurring over mountains when the atmosphere is electrically disturbed. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. andesite Andhra Pradesh Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language