The Collaborative International Dictionary of English v.0.48:
Issuance \Is"su*ance\ ([i^]sh"[-u]*ans), n. The act of issuing, or giving out; as, the issuance of an order; the issuance of rations, and the like. [1913 Webster]WordNet (r) 3.0 (2006):
issuance n 1: the act of providing an item for general use or for official purposes (usually in quantity); "a new issue of stamps"; "the last issue of penicillin was over a month ago" [syn: issue, issuing, issuance]