Definitions
1.NounA territory or state, as ruled by an absolute authority, especially by a king; a kingdom. .mw-parser-output .defdate{font-size:smaller}
An otherworldly dimension or domain — magical, ethereal, or otherwise.
The spiritual state of which God is the head; the Kingdom of Heaven.
2.NounAn otherworldly dimension or domain — magical, ethereal, or otherwise.
3.NounThe spiritual state of which God is the head; the Kingdom of Heaven.
4.NounA sphere of knowledge or of influence; a domain."the realm of physics; the realm of corporate governance"
5.NounA primary zoogeographical division of the earth's surface.
6.NounA taxonomic rank in the phylogeny of viruses, higher than kingdoms.
7.NounA region or zone forming part of a cosmological system.