1 : an official order given by a person with power or by a government [count] ▪ The President issued a decree making the day a national holiday. ▪ The soldiers read the people a royal decree. [=an order given by a king or queen] ▪ a papal decree [=a decree from a Pope] [noncount] ▪ He took his position by decree [=because of a decree] of the national government. ▪ by royal decree 2 : an official decision made by a court of law [count] ▪ She tried to have the court's decree [=judgment, ruling] reversed. ▪ a divorce decree [noncount] ▪ Their marriage was annulled by judicial decree.





