rēgnum meaning in English — fief, kingdom, realm

English meaning

fief noun Historically, land granted by a lord to a vassal in exchange for loyalty and service.
kingdom noun A country or territory ruled by a king or queen.
realm noun A kingdom or territory ruled by a monarch or supreme authority.

rēgnum is used for these senses in English:

Chichester A cathedral city and civil parish in West Sussex, England (OS grid ref SU8504).
fief (figurative) A territory, a domain, an area over which one exercises lordly control, particularly with regard to corporate or governmental bureaucracies.
kingdom A realm having a king or queen as its actual or nominal sovereign.
kingdom (taxonomy) A rank in the classification of organisms, below domain and above phylum; a taxon at that rank (e.g. the plant kingdom, the animal kingdom).
realm (archaic, or, legal, &, rhetoric) A territory or state, as ruled by an absolute authority, especially by a king; a kingdom. [from ca. 1300]

noun Historically, land granted by a lord to a vassal in exchange for loyalty and service.
noun Any area or organization that one person controls as if it were their private domain.

noun A country or territory ruled by a king or queen.
noun A conceptual area or field where something is dominant or supreme.
noun One of the highest major categories in the classification of living things, above phylum (such as the animal kingdom or plant kingdom).

feudum