Pronunciation: (ak"lu-mā'shun),[key] —n. 1. a loud shout or other demonstration of welcome, goodwill, or approval.
2. act of acclaiming.
3. Liturgy,a brief responsive chant in antiphonal singing.
4. Eccles.response (def. 3a).
5. by acclamation, by an oral vote, often unanimous, expressing approval by shouts, hand-clapping, etc., rather than by formal ballot.