Definition of zero gravity in English:

zero gravity

Pronunciation /ˈzɪroʊ/

noun

Physics
  • The state or condition in which there is no apparent force of gravity acting on a body, either because the force is locally weak, or because both the body and its surroundings are freely and equally accelerating under the force.

    ‘Muscles exposed to conditions of zero gravity also experience significant muscle fiber injury on resuming normal activity on earth.’
    • ‘After so long in zero G and light gravity, all four of us were staggering like we had had one to many at a party.’
    • ‘They help conduct experiments on the effects of zero gravity and radiation on the human body.’
    • ‘This would be beneficial for more than just zero gravity conditions.’
    • ‘They instead should be avoiding zero gravity through artificial gravity.’