/ Dictionary / Index A approach light: Meaning and Definition of Find definitions for: approach' light" Pronunciation: [key] — Aeron. Aeron. one of a series of lights installed along the projected centerline of an airport runway to assist a pilot in aligning the aircraft during the approach to landing at night. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. approachable approach shot Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language