propellant mass ratio

propellant mass ratio

[prə′pel·ənt ¦mas ‚rā·shō]
(aerospace engineering)
Of a rocket, the ratio of the effective propellant mass to the initial vehicle mass. Also known as propellant mass fraction.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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