Definition: a knowledge domain that you are interested in or are communicating about
Usage: it was a limited realm of discourse; here we enter the region of opinion; the realm of the occult
Definition: the domain ruled by a king or queen
Main entry: land, kingdom, realm
Definition: a domain in which something is dominant
Usage: the untroubled kingdom of reason; a land of make-believe; the rise of the realm of cotton in the south