domain

[ doh-meyn ]
/ doʊˈmeɪn /

noun

Origin of domain

1595–1605; < French domaine, alteration, by association with Latin dominium dominium, of Old French demeine < Late Latin dominicum, noun use of neuter of Latin dominicus of a master, equivalent to domin(us) lord + -icus -ic
Related formsdo·ma·ni·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for domain

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

Word Origin and History for domain

domain


n.

early 15c., in Scottish, from Middle French domaine "domain, estate," from Old French demaine "lord's estate," from Latin dominium "property, dominion," from dominus "lord, master, owner," from domus "house" (see domestic). Form influenced in Old French by Medieval Latin domanium "domain, estate." Internet domain name attested by 1985.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine 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.

Science 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.