キリスト降こう誕たん祭さい

noun

Christmas (as a religious feast)

Refers specifically to the Christian celebration of the birth of Christ, not the secular holiday. More formal and liturgical than クリスマス.

• 教きょう会かいではキリスト降こう誕たん祭さいのミサが行おこなわれた。

  A Christmas Mass was held at the church.