domain name

American  

[doh-meyn neym] / doʊˈmeɪn ˌneɪm /

noun

Computers.

1. a name owned by a person or organization and used as an internet address, consisting of one or more alphabetic or alphanumeric sequences separated by dots, followed by a suffix indicating the top-level domain.

   Our domain name is dictionary.com.

   Statistics Canada has the domain name statcan.gc.ca.

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domain name British  

noun

1. computing a unique name, corresponding to one or more numeric IP addresses, used to identify a particular web page or set of web pages on the internet

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domain name Scientific  

1. A series of alphanumeric strings that are separated by periods, such as www.hmco.com, that is an address of a computer network connection and that identifies the owner of the address.

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Etymology

Origin of domain name

First recorded in 1980–85

Example Sentences

When a legitimate publication stops operating, fraudsters may acquire the website or domain name and revive it as a vehicle for fraudulent publishing.

From Science Daily • Mar. 7, 2026

According to Rexing, a culprit ever so slightly altered the email domain name of a real trucking company.

From The Wall Street Journal • Dec. 29, 2025

On Jan. 31, Corning filed a complaint with the World Intellectual Property Organization against the registrar of the domain name corningresearch.com.

From The Wall Street Journal • Nov. 22, 2025

The number of .ai websites has increased more than 10-fold in the past five years, and has doubled in the past 12 months alone, according to a website that tracks domain name registrations.

From BBC • Aug. 31, 2025

Instead of finding what he wanted, he came across an ad offering the domain name BillionaireBratz.com for $65,000.

From "Millionaires for the Month" by Stacey McAnulty