annunciation /a.nAnsi'eiJn; s,n/vnsl'e/sn/ n the A~, (eccles) the announcement by the angel Gabriel to Mary that she was to be the mother of Jesus Christ; festival that commemorates this, 25 Mar. (教會(huì))天使加百列向圣母馬利亞奉吿她將生耶穌; 天使報(bào)喜; 天使報(bào)喜節(jié)(三月廿五日)。