a. rare–0. [f. L. type *comprōmissōri-us (cf. F. compromissoire: see -ORY) + -AL.] = COMPROMISSARY.
1681. Blount, Glossogr. (ed. 5), Compromissorial, pertaining to the Authority granted the Arbiter by consent of the Parties.
1721. in Bailey.
1755. in Johnson; and in mod. Dicts.
