realm

Definition of Realm in English :

a domain in which something is dominant

Example Sentences:
'the untroubled kingdom of reason'
'a land of make-believe'
'the rise of the realm of cotton in the south'

2. kingdom, realm

the domain ruled by a king or queen

3. realm, region

a knowledge domain that you are interested in or are communicating about

Example Sentences:
'it was a limited realm of discourse'
'here we enter the region of opinion'
'the realm of the occult'

WordNet Lexical Database for English. Princeton University. 2010.

Realm

noun

1.

a royal domain; kingdom (now chiefly in such phrases as Peer of the Realm)

2.

a field of interest, study, etc

the realm of the occult

noun

1.

a kingdom

2.

a region; sphere; area

the realm of thought

3. Ecology

any of the primary biogeographic regions of the earth

n.

1. A community or territory over which a sovereign rules; a kingdom.

2. An area or sphere, as of knowledge or activity: the realm of science. See Synonyms at field.