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English definition of “mass”

mass

adjective [before noun]     /mæs/
C1 having an effect on or involving a large number of people or forming a large amount : weapons of mass destruction a mass murderer mass starvation Opposition groups plan to stage mass demonstrations all over the country .Big and quite bigEnormous
(Definition of mass adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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