Ukase :  (noun)

1: an edict of the Russian tsar

announcement, annunciation, appointment, brevet, bull, bulletin board, circular, communique, declaration, decree, decree-law, decreement, decretal, decretum, dictum, diktat, directive, edict, edictum, encyclical, enunciation, fiat, ipse dixit, law, manifesto, notice, notification, ordinance, ordonnance, position paper, proclamation, program, programma, pronouncement, pronunciamento, public notice, report, rescript, rule, ruling, senatus consult, senatus consultum, statement, white book, white paper,