A shout of approbation, favor, or assent; eager expression of approval; loud applause. (noun)
Examples of word acclamation
One indication of this change is the disappearance of an acclamation from the Church's official prayers and chants.
As to a dear friend Mother Church bids farewell to her beloved Alleluia on the Saturday before Septuagesima Sunday, when at the end of Vespers the acclamation is sung twice after the Benedicamus Domino and the choir responds with its twofold repetition following the Deo gratias.
Upon the other meanings which have been attached to the word acclamation some of them rather strained it does not seem necessary to speak at length.
It is not as if his acclamation was a surprise to anyone in the Party.
Do you believe they were ever imposed upon by those votes and resolutions, made by what is called acclamation, for their union, of which corruption paid one part,  and fear forced the remainder?
Labour's rules allow the cabinet to install a single candidate by acclamation, which is surely the only serious option this close to an election: two or three months of a messy leadership contest so close to national polling day would amount to collective suicide.
According to Spinelli's original script Europeans should have greeted the constitution with "acclamation".