/ dɪˈkleɪm; NAmE / verb
( formal ) to say sth loudly; to speak loudly and with force about sth you feel strongly about, especially in public :
[ vn ]
She declaimed the famous opening speech of the play.
[ v ]
He declaimed against the evils of alcohol.
[also v speech , v that ]
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WORD ORIGIN
late Middle English : from French déclamer or Latin declamare , from de- (expressing thoroughness) + clamare to shout.