cessio — Lewis & Short
cessio, ōnis, f.1. cedo; only in jurid. lang.
I A giving up, surrendering:
abalienatio est ejus rei, quae mancipi est, aut traditio alteri nexo aut in jure cessio,Cic. Top. 5, 28; Dig. 42, 3 tit.; Gai Inst. 3, 78; v. Dict. of Antiq., de cessione bonorum.— *
II Diei, the approach of a term, Dig. 36, 2, 7.