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domain

[ doh-meyn ]
/ doʊˈmeɪn /
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See synonyms for: domain / domains on Thesaurus.com

noun
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Origin of domain

First recorded in 1595–1605; from French domaine, alteration (by association with Latin dominium “right of ownership, property”) of Old French demeine, from Late Latin dominicum, noun use of neuter of Latin dominicus “of a master,” equivalent to domin(us) “lord, master” + -icus; see origin at dominium, -ic

OTHER WORDS FROM domain

do·ma·ni·al, adjective

Words nearby domain

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use domain in a sentence

British Dictionary definitions for domain

domain
/ (dəˈmeɪn) /

noun

Word Origin for domain

C17: from French domaine, from Latin dominium property, from dominus lord
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for domain

domain
[ dō-mān ]

n.
One of the homologous regions that make up an immunoglobulin's heavy and light chains and serve specific immunological functions.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for domain

domain
[ dō-mān ]

Mathematics The set of all values that an independent variable of a function can have. In the function y = 2x, the set of values that x (the independent variable) can have is the domain. Compare range.
Computer Science A group of networked computers that share a common communications address.
Biology A division of organisms that ranks above a kingdom in systems of classification that are based on shared similarities in DNA sequences rather than shared structural similarities. In these systems, there are three domains: the archaea, the bacteria, and the eukaryotes.
Physics A region in a ferromagnetic substance in which the substance is magnetized with the same polarization throughout.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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