weightlessness
Definition
Noun: 1. The state or condition of having little or no weight; the absence of apparent gravitational force. This is the physical state experienced when the force of gravity is counteracted, such as in freefall or orbit, making objects seem to float.
Usage
Weightlessness is used to describe the physical sensation and condition encountered by astronauts and objects in space. It is a technical and scientific term. - The astronauts trained for months to adapt to the feeling of weightlessness. - Weightlessness can cause temporary disorientation and nausea in some individuals. - The experiment studied plant growth in weightlessness.
Advanced Usage
- Microgravity: This is a more precise scientific term often used interchangeably with . It describes the condition where the effects of gravity are greatly reduced but not completely absent.
- The International Space Station provides a unique laboratory for research in microgravity.
Variants and Related Words
- Weightless (adjective): Having no weight; experiencing weightlessness.
- Astronauts become weightless once their spacecraft enters orbit.
Synonyms
- Zero gravity
- Free fall
- Microgravity (context-specific)
Antonyms
- Heaviness
- Gravity
Noun
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the property of being comparatively small in weight
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the lightness of balsa wood
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