Realm - Definition
realm
n 1: a domain in which something is dominant; "the untroubled
kingdom of reason"; "a land of make-believe"; "the rise of
the realm of cotton in the south" [syn: kingdom, land,
realm]
2: the domain ruled by a king or queen [syn: kingdom, realm]
3: a knowledge domain that you are interested in or are
communicating about; "it was a limited realm of discourse";
"here we enter the region of opinion"; "the realm of the
occult" [syn: region, realm]