English

Alternative forms

• zero-gravity

Noun

zero gravity ‎(uncountable)

1. The state of apparent weightlessness which occurs in a very low gravity field, or in free fall.
   • 1938 October, Binder, Jack, “If Science Reached the Earth's Core”, in Thrilling Wonder Stories, volume 12, number 2, page 99:

     Starting at the zero-gravity of earth's core, accumulative acceleration is easily built up in a four-thousand-mile tube.

Synonyms

• microgravity
• weightlessness
• zero g, zero-g
• zero G, zero-G
• zero gee, zero-gee

Translations

References

• Jeff Prucher, editor (2007) Brave New Words: The Oxford Dictionary of Science Fiction, Oxford; New York, N.Y.: Oxford University Press, ISBN 978-0-19-530567-8
• zero-gravity n. at the OED Science Fiction Citations Project