Black's Law Dictionary (2nd edition)dictionaries

Rogation Week

In English ecclesl-astical law. The second week before whit-sunday, thus called from three fasts observed therein, the Monday, Tuesday, and wednesday, called “Rogation days,” because of the extraordinary prayers then made for the fruits of the earth, or as a preparation for the devotlon of Holy Thursday, wharton

Source: Black's Law Dictionary 2nd Ed (1910)