A Christian festival marking the coming of Epiphany and concluding the Twelve Days of Christmas, traditionally falling on the evening of January 5 (i.e., on the eve of Twelfth Day, January 6), but ...

Any of many cartilaginous fish of the subclass Elasmobranchii.

(organic chemistry) Any of a group of glucosylated steroids present in Impatiens glandulifera

(physics) time allocated to a researcher for use of a beam of particles from a particular source