Christmas is also known as Christmas, translated as "Christ mass", western traditional festival, every year in December 25th. Mass is a kind of church service. Christmas is a religious festival, because regard it as to celebrate the birth of Jesus, named "christmas".

Most of the Catholic Church will be first in the 24, Christmas Eve, i.e., the early morning of December 25 at midnight mass, and some Christian will be held caroling and on December 25 to celebrate Christmas; Christian another branch of Orthodox Christmas celebration in the annual January 7.

Christmas is a public holiday in the western world and in many other regions, such as Hongkong, Macao, Malaysia, and Singapore in Asia. The Bible actually did not record the date of birth of Jesus, Christmas is a public.

圣诞节(Christmas)又称耶诞节，译名为“基督弥撒”，西方传统节日，在每年12月25日。弥撒是教会的一种礼拜仪式。圣诞节是一个宗教节，因为把它当作耶稣的诞辰来庆祝，故名“耶诞节”。

大部分的天主教教堂都会先在24日的平安夜，亦即12月25日凌晨举行子夜弥撒，而一些基督教会则会举行报佳音，然后在12月25日庆祝圣诞节;基督教的另一大分支——东正教的圣诞节庆则在每年的1月7日。

圣诞节也是西方世界以及其他很多地区的公共假日，例如：在亚洲的香港、澳门、马来西亚和新加坡。圣经实际上并无记载耶稣诞生日期，圣诞节是后人公定的。