Noun realm has 3 senses
- kingdom, land, realm - 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"
--1 is a kind of sphere, domain, area, orbit, field, arena
--1 has particulars: lotusland, lotus land
- domain, region, realm - 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"
--2 is a kind of knowledge domain, knowledge base
- kingdom, realm - the domain ruled by a king or queen
--3 is a kind of domain, demesne, land
--3 has particulars: Numidia
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