aeolipile: Meaning and Definition of

ae•ol•i•pile

Pronunciation: (ē-ol'u-pīl"), [key]
— n.
  1. a round vessel caused to rotate by the force of tangentially escaping steam: an early example of jet propulsion.
  2. a device for injecting the vapors of heated alcohol into a laboratory furnace.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.