proclamation

Concise Oxford English Dictionary © 2008 Oxford University Press:
proclaim/prəˈkleɪm/

▶verb announce officially or publicly.

■ declare (someone) to be.

■ indicate clearly.

– derivatives
proclaimer noun,
proclamation noun,
proclamatory adjective.

– origin ME proclame, from L. proclamare ‘cry out’, from pro- ‘forth’ + clamare ‘to shout’; the change is due to assoc. with claim.