domain Meaning in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “domain” in the English Dictionary

"domain" in British English

See all translations

domainnoun [C]

uk   /dəˈmeɪn/  us   /doʊ-/

domain noun [C] (AREA)

C1 an ​area of ​interest or an ​area over which a ​person has ​control: She ​treated the ​business as her ​private domain. These ​documents are in the ​public domain (= ​available to everybody).
More examples

domain noun [C] (INTERNET)

specialized internet & telecoms a set of ​websites on the internet that end with the same ​letters, for ​example .com
(Definition of domain from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"domain" in American English

See all translations

domainnoun [C]

 us   /doʊˈmeɪn, də-/

domain noun [C] (INTEREST)

an ​area of ​interest or an ​area over which a ​person has ​control: the domain of ​polymerscience public and ​private domains

domain noun [C] (GROUP OF VALUES)

mathematics a ​group of all the ​possible replacements for a variable (= ​letter or ​symbol that ​represents any set of ​values)
(Definition of domain from the Cambridge Academic Content Dictionary © Cambridge University Press)

"domain" in Business English

See all translations

domainnoun [C]

uk   us   /dəʊˈmeɪn/
a particular ​interest, ​activity, or ​type of ​knowledge
a ​businessactivity that is ​controlled by a particular ​industry, ​group of ​people, etc.: Despite many ​advertisingagencies having ​moved into their domain, ​specialiseddirectmarketingagencies remain very ​competitive. Currency ​trading is usually the domain ofbigbanks. Boardroom decisions are the exclusive domain of ​companydirectors. the ​political/scientific domain
INTERNET a ​group of ​computers or ​websites that are ​organized by ​purpose, for ​example, to ​provideeducation or ​sellproducts: The ​organizationmet to discuss ​adding new '​top-level' domains, the ​globaldesignations such as .com and .gov.
(Definition of domain from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of domain?
Add Cambridge dictionaries to your browser to your website
Word of the Day

forage

to go from place to place searching, especially for food

Word of the Day

Meerkat meme
Meerkat meme
by Colin McIntosh,
September 03, 2015
Meerkats are not new to popular culture (they appear in the folk tales of the San people of the Kalahari), but their arrival in the public’s consciousness, at least in the UK and the US, is a relatively recent phenomenon. Meerkats are small, sociable Southern African mammals that live in large family

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More