Domain Definition
dō-mān
domains
noun
domains
Territory under one government or ruler; dominion.
Webster's New World
Supreme ownership.
Webster's New World
Field or sphere of activity or influence.
The domain of science.
Webster's New World
An open connected set that contains at least one point.
American Heritage
Land belonging to one person; estate.
Webster's New World
Other Word Forms of Domain
Noun
Singular:
domain
Plural:
domainsOrigin of Domain
-
From Middle English demeine, demain (“rule”), Old French demeine, demaine, demeigne, domaine (“power”), (French domaine), from Latin dominium (“property, right of ownership”), from dominus (“master, proprietor, owner”). See dame, and confer demain, danger, dungeon.
From Wiktionary
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French domaine blend of Old French demaine (from Late Latin dominicum) Latin dominium property both from dominus lord dem- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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