Adjective
1. of or relating to or indicative of or issued or performed by a king or queen or other monarch;
"the royal party""the royal crest""by royal decree""a royal visit"2. established or chartered or authorized by royalty;
"the Royal Society"3. being of the rank of a monarch;
"of royal ancestry""princes of the blood royal"4. belonging to or befitting a supreme ruler;
"golden age of imperial splendor""purple tyrant""regal attire""treated with royal acclaim""the royal carriage of a stag's head"5. invested with royal power as symbolized by a crown;
"the royal (or crowned) heads of Europe"