weight·​less | \ ˈwāt-ləs How to pronounce weightless (audio) \

Definition of weightless

: having little weight : lacking apparent gravitational pull

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Other Words from weightless

weightlessly adverb
weightlessness noun

Examples of weightless in a Sentence

a light fabric that feels almost weightless She floated in the pool, weightless.
Recent Examples on the Web The Standard Model of particle physics, the best theory researchers have to describe the particles and forces in the universe, predicted neutrinos were weightless. Clara Moskowitz, Scientific American, "Mysterious Neutrinos Get New Mass Estimate," 26 Aug. 2019 As the day approaches when extra-planetary travel becomes more accessible (at least, initially, to billionaire space tourists), researchers are developing tools to ease the transition to weightless living. Leigh Kamping-carder, WSJ, "How a Robotic Tail Could Help Future Space Travelers," 5 Apr. 2019 New elegant versions are as flat as an envelope and as weightless as dandelion fluff. Sharon Graubard, courant.com, "Fashion report: Cool classics for fall," 15 Aug. 2019 Scramjets use the surrounding oxygen as an oxidizer, giving them an endless and weightless supply at the right atmospheric levels. David Grossman, Popular Mechanics, "Air Force Sets New Thrust Record In Experimental Scramjet Test," 9 Aug. 2019 The stunt performers spin, jump, and kick with weightless improvisatory brilliance, then pass the baton to the actors, who immediately sink into a bog of melodrama. Noah Berlatsky, The Verge, "Netflix’s Wu Assassins series lacks the Hong Kong cinema magic," 8 Aug. 2019 In 1983, astronauts practiced moving around a full-scale model of the space shuttle’s cargo bay using the Johnson Space Center’s weightless environment training facility (WETF). Emily Toomey, Smithsonian, "NASA Scientists and Astronauts Practice for Space Missions on the Seafloor," 29 July 2019 The weightless formula will give you ample coverage without a heavy, greasy finish. Joni Sweet, USA TODAY, "8 things to pack for vacation — and how to get them delivered before you go," 6 Aug. 2019 If this were a weightless, episodic science fiction series, that could be refreshing, but dabbling in heavier issues and eschewing humor or self-awareness means Another Life can’t fill that niche, either. Samantha Nelson, The Verge, "Netflix’s Another Life starts as Arrival, then turns into Star Trek," 23 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'weightless.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of weightless

circa 1547, in the meaning defined above

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Statistics for weightless

Last Updated

25 Sep 2019

Time Traveler for weightless

The first known use of weightless was circa 1547

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More Definitions for weightless


How to pronounce weightless (audio)

English Language Learners Definition of weightless

: having no weight or seeming to have no weight


weight·​less | \ ˈwāt-ləs How to pronounce weightless (audio) \

Kids Definition of weightless

1 : having little or no weight
2 : not affected by gravity

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Comments on weightless

What made you want to look up weightless? Please tell us where you read or heard it (including the quote, if possible).


concealed or difficult to comprehend

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