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weightlessness

weight·less·ness

US/ˈweɪtlʌsnʌs/ rare

noun

1.

the property of being comparatively small in weight

  • “the lightness of balsa wood”
Synonyms
Antonyms

Origin

From weightless + -ness.

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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.