Pronunciation: (af'tur-bûr"nur, äf'-), [key]
1. Aeron.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.