mass ratio

noun

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

Example Sentences

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

From Project Gutenberg

The mass ratio necessary to inject the Aztec into its moon trajectory had precluded fuel beyond the absolute minimum needed.

From Project Gutenberg