Bible Encyclopedias
Xt, Xtian, Xtmas

Cyclopedia of Biblical, Theological and Ecclesiastical Literature

are abbreviations for Christ, Christian, and Christmas, respectively. Other abbreviations of a similar character are used: Xmas, or Xm., for Christmas; Xn, for Christian; Xmty, or Xty, for Christianity.

Bibliography Information
McClintock, John. Strong, James. Entry for 'Xt, Xtian, Xtmas'. Cyclopedia of Biblical, Theological and Ecclesiastical Literature. https://www.studylight.org/​encyclopedias/​eng/​tce/​x/xt-xtian-xtmas.html. Harper & Brothers. New York. 1870.