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English definition of “joist”


noun [C] uk   /dʒɔɪst/ us  
a long, thick piece of wood, metal, or concrete, used in buildings to support a floor or ceilingPhysical supports and supportingArches, columns and beamsArches, columns and beams
(Definition of joist from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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