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English definition of “weighty”

weighty

adjective (SERIOUS)    /ˈweɪ.ti/ US  /-t̬i/
describes a subject, book, or piece of work that is important or serious: weighty matters/issuesVery important or urgent
(Definition of weighty adjective (SERIOUS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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