Definition of "Royal" :
noun: stag with antlers of 12 or more branches
noun: a sail set next above the topgallant on a royal mast
adjective: invested with royal power as symbolized by a crown
"The royal (or crowned) heads of Europe."
adjective: belonging to or befitting a supreme ruler
"Treated with royal acclaim."
adjective: being of the rank of a monarch
"Of royal ancestry."
adjective: of or relating to or indicative of or issued or performed by a king or queen or other monarch
"The royal party."
adjective: established or chartered or authorized by royalty
"The Royal Society."