Deprecatory
From BiblePortal Wikipedia
Charles Buck Theological Dictionary [1]
A term applied to the manner of performing some ceremonies in the form of prayer. The form of absolution in the Greek church is deprecative, thus expressed
May God absolve you; whereas in the Latin church it is declarative
I absolve you.
Webster's Dictionary [2]
(a.) Serving to deprecate; tending to remove or avert evil by prayer; apologetic.
Cyclopedia of Biblical, Theological and Ecclesiastical Literature [3]
Literae Deprecatoriae are "letters of request" given by presbyters who were unable to grant the formal "dimissory letters" of the bishops. (See Dimissory Letters).