Also 7 kaddesch, kiddisch. [Aram. qaddīsh holy, holy one.] A portion of the daily ritual of the synagogue, composed of thanksgiving and praise, concluding with a prayer for the advent of universal peace; specially recited also by orphan mourners.
1613. Purchas, Pilgrimage (1614), 181. The son of a deceased Iew is bound to say, for the space of one yeare, a prayer called Kiddisch. Ibid., 200. Then the Chanter, singeth halfe their prayer called Kaddesch.
1876. Geo. Eliot, Dan. Der., liii. If you think Kaddish will help mesay it, say it. You will come between me and the dead.
1892. Zangwill, Childr. Ghetto, xxii. Moses bore the loss with resignation, his emotions discharging themselves in the daily Kaddish.