|1.||[ noun ] 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"
|Related terms:||sphere lotus_land|
|2.||[ noun ] (geography) the domain ruled by a king or queen|
|Related terms:||domain numidia|
|3.||[ noun ] a knowledge domain that you are interested in or are communicating about|
"it was a limited domain of discourse" "here we enter the region of opinion" "the realm of the occult"