u·kase 
(ykās′, -kāz′, y-kās, -kāz)
(ykās′, -kāz′, y-kās, -kāz)n.
1. An authoritative order or decree; an edict.
2. A proclamation of a czar having the force of law in imperial Russia.
[French, from Russian ukaz, decree, from Old Church Slavonic ukazŭ, a showing, proof : u-, at, to + kazati, to point out, show.]