propellant Hear it!

propellant definition

pro·pel·lant (prə pel′ənt, prō-)

noun

a person or thing that propels; specif.,
  1. the explosive charge that propels a projectile from a gun
  2. ☆ the fuel and oxidizer used to propel a rocket

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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