1. a domain in which something is dominant

- the rise of the realm of cotton in the south

Similar word(s): kingdom, land

Definition categories: state, area, arena, domain, field, orbit, sphere

2. the domain ruled by a king or queen

Similar word(s): kingdom

Definition categories: location, demesne, domain, land

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

- it was a limited realm of discourse

- the realm of the occult

Similar word(s): region

Definition categories: thought, domain