Homonym: domain (Realm)
A "domain" refers to a specific area of knowledge, activity, or influence. For example, in the context of the internet, a domain is the address that people use to access websites, like example.com. Each domain is unique and helps users find information or services online.
In a broader sense, a domain can also describe a field of study or expertise, such as the domain of biology or the domain of mathematics. These domains encompass various topics and concepts, allowing individuals to specialize and deepen their understanding in particular areas.