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English definition of “firmness”


noun [U] (STRENGTH/TIGHTNESS)    /ˈfɜːm.nəs/ US  /ˈfɝːm-/
the quality of being strong and tight: The firmness of his handshake reassured me.Hard and firm
(Definition of firmness noun (STRENGTH/TIGHTNESS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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