• synonyms


[bahy-pruh-pel-uh nt]
noun Rocketry.
  1. a missile or rocket propellant, composed of fuel and oxidizer, the components of which are kept in separate compartments prior to combustion.
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Origin of bipropellant

First recorded in 1945–50; bi-1 + propellant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for bipropellant


  1. a rocket propellant consisting of two substances, usually a fuel and an oxidizerAlso called: dipropellant Compare monopropellant
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012