Definitions for DOMAINdoʊˈmeɪn

This page provides all possible meanings and translations of the word DOMAIN

Random House Webster's College Dictionary


  1. a field of action, thought, influence, etc.

  2. the territory governed by a single ruler or government; realm.

    Category: Government

  3. a region characterized by a specific feature, type of wildlife, etc.

  4. Law. land to which there is superior title and absolute ownership.

    Category: Law

  5. Math. the set of values assigned to the independent variables of a function.

    Category: Math

  6. Computers. a group of computers and devices on a network that are administered under the same protocol. the top level in a domain name, indicating the type of organization or geographical location and officially designated in the suffix, as .com for commercial enterprises in the U.S.

    Category: Computers

  7. one of many regions of magnetic polarity within a ferromagnetic body that collectively determine the magnetic properties of the body by their arrangement.

    Category: Physics

Origin of domain:

1595–1605; < F domaine, alter. of OF demeine < LL dominicum, n. use of neut. of L dominicus of a master

Princeton's WordNet

  1. sphere, domain, area, orbit, field, arena(noun)

    a particular environment or walk of life

    "his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit"

  2. domain, demesne, land(noun)

    territory over which rule or control is exercised

    "his domain extended into Europe"; "he made it the law of the land"

  3. domain, domain of a function(noun)

    (mathematics) the set of values of the independent variable for which a function is defined

  4. world, domain(noun)

    people in general; especially a distinctive group of people with some shared interest

    "the Western world"

  5. knowledge domain, knowledge base, domain(noun)

    the content of a particular field of knowledge


  1. domain(Noun)

    A geographic area owned or controlled by a single person or organization.

    The king ruled his domain harshly.

  2. domain(Noun)

    A sphere of influence.

    Dealing with complaints isn't really my domain: get in touch with customer services.

  3. domain(Noun)

    A group of related items, topics, or subjects.

  4. domain(Noun)

    The set of all possible mathematical entities (points) where a given function is defined.

  5. domain(Noun)

    An open and connected set in some topology. For example, the interval (0,1) as a subset of the real numbers.

  6. domain(Noun)

    Any DNS domain name, particularly one which has been delegated and has become representative of the delegated domain name and its subdomains

  7. domain(Noun)

    A collection of DNS or DNS-like domain names consisting of a delegated domain name and all its subdomains

  8. domain(Noun)

    A collection of information having to do with a domain, the computers named in the domain, and the network on which the computers named in the domain reside

  9. domain(Noun)

    The collection of computers identified by a domain's domain names

  10. domain(Noun)

    A small magnetized area of a bubble memory storing one bit, a bubble.

  11. domain(Noun)

    In the three-domain system, the highest rank in the classification of organisms, above kingdom; in other taxonomic systems, a similarly high rank

  12. domain(Noun)

    In the three-domain system, one of three taxa at that rank: Bacteria, Archaea, or Eukaryota.

  13. domain(Noun)

    A folded section of a protein molecule that has a discrete function

  14. Origin: From demeine, demain, demeine, demaine, demeigne, domaine, ( domaine), from dominium, from dominus. See dame, and confer demain, danger, dungeon.

Webster Dictionary

  1. Domain(noun)

    dominion; empire; authority

  2. Domain(noun)

    the territory over which dominion or authority is exerted; the possessions of a sovereign or commonwealth, or the like. Also used figuratively

  3. Domain(noun)

    landed property; estate; especially, the land about the mansion house of a lord, and in his immediate occupancy; demesne

  4. Domain(noun)

    ownership of land; an estate or patrimony which one has in his own right; absolute proprietorship; paramount or sovereign ownership


  1. Domain

    In biological taxonomy, a domain is the highest taxonomic rank of organisms in the Woese taxonomic system, higher than a kingdom. According to the three-domain system of Carl Woese, introduced in 1990, the Tree of Life consists of three domains: Archaea, Bacteria and Eukarya. The arrangement of taxa reflects the fundamental differences in the genomes.

British National Corpus

  1. Nouns Frequency

    Rank popularity for the word 'DOMAIN' in Nouns Frequency: #1727

Anagrams of DOMAIN

  1. domina

  2. daimon

Translations for DOMAIN

Kernerman English Multilingual Dictionary


an old word for the lands which belong to a person

the king's domains.

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