Domain
/dəˈmeɪn/
Definitions
2 meaningsA specified sphere of activity, interest, or knowledge; an area of territory owned or controlled by a ruler or government.
/dəˈmeɪn/
A specific area of activity, interest, or knowledge.
This research falls within the domain of artificial intelligence.
💡 Simply: Imagine you're really into video games. The 'domain' of gaming is all the stuff related to it - the types of games, the consoles, the people who play them, and even the rules. It's your world of games!
👶 For kids: A domain is like a special area or kingdom where something happens or belongs. Like, a doctor works in the 'domain' of medicine.
More Examples
The company is expanding its operations into a new market domain.
He is a leading expert in the domain of international law.
How It's Used
"The research is a significant advancement in the domain of quantum physics."
"She is a specialist in the domain of customer relationship management."
An Internet address; a name used for the website.
/ˈdəʊ.meɪn/
A website address.
They registered a new domain name for their business.
💡 Simply: Your website's name is its 'domain'. It's the address you type in to get to a website, like www.example.com.
👶 For kids: A domain is like the address for a website, so people can find it on the computer.
More Examples
The company's domain is experiencing some technical issues.
Ensure you renew your domain registration before it expires.
How It's Used
"Visit our website at example.com, which is our online domain."
Idioms & expressions
in the public domain
Available to the public; not subject to copyright or patent restrictions.
"Shakespeare's plays are in the public domain."
From Middle English *domeine*, from Old French *demaine* 'power, ownership', from Latin *dominium* 'ownership, property', from *dominus* 'lord, master'.
Historically, 'domain' referred to the land owned by a lord or king.
Memory tip
Think of a king's DOMAIN – his kingdom, his sphere of influence.
Practice
Word Origin
Root: dominus