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English definition of “weightless”

weightless

adjective     /ˈweɪt.ləs/
having or appearing to have no weight: There is a lot of interest in carrying out experiments in the weightless conditions which are experienced aboard space stations.Light and weightless weightlessly     /-li/ adverb Light and weightless weightlessness     /-nəs/ noun [U] Light and weightless
(Definition of weightless adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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