\Can`on*i*za"tion\, n. [F. canonisation.] 1. (R. C. Ch.) The final process or decree (following beatifacation) by which the name of a deceased person is placed in the catalogue (canon) of saints and commended to perpetual veneration and invocation. Canonization of saints was not known to the Christian church titl toward the middle of the tenth century. --Hoock. 2. The state of being canonized or sainted.