domain
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/dəʊˈmeɪn/
🇬🇧
/dəˈmeɪn/
An area of knowledge, interest, or control that someone is responsible for.
Artificial intelligence is a growing domain in computer science.
A group of internet addresses that share the same ending, like '.com' or '.org'.
You need to register a domain name to create a website.
Land owned or controlled by a person or government, especially in history.
The king's domain included many villages and farms.
All the possible values that a variable can have.
In math, the domain of a function includes all valid input numbers.