domain name

noun

: a sequence of usually alphanumeric characters (such as Merriam-Webster.com) that specifies a group of online resources (as of a particular company or person) and that forms part of the corresponding Internet addresses

Examples of domain name in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Meanwhile, domain name system security extensions (DNSSEC) authenticate responses, preventing cache poisoning by verifying that DNS records have not been altered in transit. David Redekop, Forbes.com, 9 Apr. 2025 But getting a domain name that's already taken — that's busy work. Jodie Cook, Forbes, 14 Mar. 2025 Fast flux works by cycling through a range of IP addresses and domain names that these botnets use to connect to the Internet. ArsTechnica, 4 Apr. 2025 Another tactic is to register a domain name under your full name or a variation of it and make sure your website is up-to-date and professional. Dave Birnbaum, Forbes, 30 Dec. 2024 See All Example Sentences for domain name

Word History

First Known Use

1982, in the meaning defined above

Time Traveler
The first known use of domain name was in 1982

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Cite this Entry

“Domain name.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/domain%20name. Accessed 2 May. 2025.

Kids Definition

domain name

noun
: a name (as Merriam-Webster.com) that is the primary Internet address for a website
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