A ruler with absolute power; a tyrant.
A title awarded to senior members of the imperial family in the late Byzantine Empire, and claimed by various independent or semi-autonomous rulers in the Balkans (12th to 15th centuries)
The ruler of an absolute monarchy or the head of state of a constitutional monarchy.
The monarch butterfly, Danaus plexippus, and others of genus Danaus, found primarily in North America, so called because of the designs on its wings.
A stag which has sixteen or more points or tines on its antlers.
The chief or best thing of its kind.
A police officer.
Any bird of the family Monarchidae.