weightlessness

• Свойство быть сравнительно лёгким или не иметь ощутимого веса, часто испытываемое в свободном падении или в космосе.

The property of being comparatively small in weight or having no apparent weight, often experienced in free fall or in space.

неисчисляемое

1. State of being very lightB2formal

   The quality or condition of having very little weight, being comparatively light.

   Легковесность

   • The weightlessness of the new fabric made it perfect for summer clothing.
   • Due to the weightlessness of the materials, shipping costs were minimal.
   • The engineer was impressed by the weightlessness of the carbon fiber component.

   Синонимыairinessinsubstantialitylightnessslightness

   Антонимыgravityweight

2. Zero gravityB2formalscientific

   The condition experienced in free fall or in orbit where the force of gravity is not felt, resulting in a sensation of floating.

   Невесомость

   • Astronauts train for weightlessness in special parabolic flights.
   • In the weightlessness of space, liquids form into perfect spheres.
   • The effects of prolonged weightlessness on the human body are still being studied.

   Синонимыfree fall