/ Dictionary / Index P pilotless ignition: Meaning and Definition of Find definitions for: pi'lotless igni'tion Pronunciation: [key] a system for igniting a gas burner, as in a gas range, furnace, or boiler, without the use of a pilot light. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pilotless aircraft pilot light Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language