Meaning of augmenter

aug•ment•er

Pronunciation: (ôg-men'tur), [key]
— n.
  1. a person or thing that augments.
  2. any auxiliary device, as an afterburner, for additional thrust from the exhaust of a jet or rocket engine.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.