\Trans*fig`u*ra"tien\, n. [L. transfiguratio:
cf. transfiguration.]
1. A change of form or appearance; especially, the
   supernatural change in the personal appearance of our
   Savior on the mount.
2. (Eccl.) A feast held by some branches of the Christian
   church on the 6th of August, in commemoration of the
   miraculous change above mentioned.