The word "Noel" is derived from the Latin word "natalis," which means "birth." In the context of Christmas, the word "Noel" refers to the birth of Jesus Christ, which is the central event celebrated during the holiday. The word is often used in Christmas carols and hymns, such as "Joy to the World" and "O Come, All Ye Faithful," as well as in Christmas greetings and messages. The word is also used as a name for baby boys and girls born around the holiday.