An-nūn'ci-ā'tion, n.

( -shī-ā/shun), n. [Lat. annunciatio.]

1. The act of announcing or proclaiming; as, the annunciation of peace.
2. The name of a festival celebrated by the church (March 25th), in memory of the angel’s announcement, on that day, to the Virgin Mary, that she should bear the Messiah. Bp. Taylor.