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English definition of “block”

block

noun [C usually singular] (OBJECT BLOCKING)    /blɒk/ US  /blɑːk/
C2 something that blocks a tube or opening: A block in (= an object blocking) the pipe was preventing the water from coming through. → Synonym blockageClosing and blocking
(Definition of block noun (OBJECT BLOCKING) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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