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English definition of “beam”

beam

noun [C] (WOOD)    /biːm/
a long, thick piece of wood, metal, or concrete, especially used to support weight in a building or other structure: The sitting room had exposed wooden beams.Arches, columns and beams the beam in the sport of women's gymnastics, a wooden bar on which the competitors balance and perform movementsGymnastics
(Definition of beam noun (WOOD) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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