Christmas (n.) "Church festival observed annually in memory of the birth of Christ," late Old English Cristes mæsse, from Christ (and retaining the original vowel sound) + mass (n.2).. We read in Werner Keller's book The Bible as History the following admission: No article about Christmas is complete without some explanation of the “Christmas tree.” We have touched on it without directly focusing on it. Christmas (or Feast of the Nativity) is an annual festival commemorating the birth of Jesus Christ, observed primarily on December 25 as a religious and cultural celebration among billions of people around the world. The modern Christmas tree originated in Germany. Written as one word from mid-14c. Father Christmas first attested in a carol attributed to Richard Smart, Rector of Plymtree (Devon) from 1435-77. The Origin of Christmas. As a verb, "to celebrate Christmas," from 1590s. Before one gets carried away with Christmas worship, there are a few things you should know. Let's take an honest and objective look at the origins of this holiday. But the Germans got it from the Romans, who got … Origin of the Christmas Tree.