Escape Velocity Definition
ĭ-skāp
noun
The minimum speed required for a particle, space vehicle, or other body to escape permanently from the gravitational field of a planet, star, etc.: it is c. 11.3 km (c. 7 mi) per second for escape from the earth.
Webster's New World
Other Word Forms of Escape Velocity
Noun
Singular:
escape velocity
Plural:
escape-velocities
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