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Meaning of afterburner

af•ter•burn•er

Pronunciation: (af'tur-bûr"nur, äf'-), [key]
— n.
  1. a device placed within, or attached to the exit of, a jet-engine exhaust pipe to produce afterburning.
  2. a device for burning exhaust fumes from an internal-combustion engine, as of an automobile.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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