mass ratio

noun

the ratio of the mass of a fully-fuelled rocket at liftoff to the mass of the rocket without fuel
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

Examples from the Web for mass ratio

  • With contragravity, of course, terms like "escape-velocity" and "mass-ratio" were of purely antiquarian interest.

    Uller Uprising|Henry Beam Piper, John D. Clark and John F. Carr