monarch

monarch is a   Noun

Definition:

[1] A sole or supreme ruler; a sovereign; the highest ruler; an emperor, king, queen, prince, or chief. He who reigns Monarch in heaven, ... upheld by old repute. Milton.

[2] One superior to all others of the same kind; as, an oak is called the monarch of the forest.

[3] A patron deity or presiding genius. Come, thou, monarch of the vine, Plumpy Bacchus. Shak.

[4] A very large red and black butterfly (Danais Plexippus); -- called also milkweed butterfly.

Synonyms: