I wonder why the word Christmas can be abbreviated to X-mas. Where does the “X” come from?
The word “Christ” and its compounds, including “Christmas”, have been abbreviated in English for at least the past 1,000 years, long before the modern “Xmas” was commonly used. “Christ” was often written as “XP” or “Xt”; there are references in the Anglo-Saxon Chronicle as far back as AD 1021. This X and P arose as the uppercase forms of the Greek letters χ and ρ, used in ancient abbreviations for Χριστο ς (Greek for “Christ”), and are still widely seen in many Eastern Orthodox icons depicting Jesus Christ. The labarum, an amalgamation of the two Greek letters rendered as ☧, is a symbol often used to represent Christ in Catholic, Protestant, and Orthodox Christian Churches.[8] The labarum, often called the Chi-Rho, is a Christian symbol representing Christ. The occasionally held belief that the “X” represents the cross on which Christ was crucified also has no basis in fact. St Andrew’s Cross is X-shaped, but Christ’s cross was probably shaped like a T or a †. Indeed, X-as-chi was asso
