What does domain mean?

Definitions for domain

Here are all the possible meanings and translations of the word domain.

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(n.)

    (Math.) a connected set of points, also called a region.

  2. Domain(n.)

    (Physics) a region within a ferromagnetic material, composed of a number of atoms whose magnetic poles are pointed in the same direction, and which may move together in a coordinated manner when disturbed, as by heating. The direction of polarity of adjacent domains may be different, but may be aligned by a strong external magnetic field.

  3. Domain(n.)

    (Computers) an address within the internet computer network, which may be a single computer, a network of computers, or one of a number of accounts on a multiuser computer. The domain specifies the location (host computer) to which communications on the internet are directed. Each domain has a corresponding 32-bit number usually represented by four numbers separated by periods, as Each domain may also have an alphabetical name, usually composed of a name plus an extension separated by a period, as worldsoul.org; the alphabetical name is referred to as a domain name.

  4. Domain(n.)

    (Immunology) the three-dimensional structure within an immunoglobulin which is formed by one of the homology regions of a heavy or light chain. Dict. Sci. Tech.

  5. Origin: [F. domaine, OF. demaine, L. dominium, property, right of ownership, fr. dominus master, owner. See Dame, and cf Demesne, Dungeon.]


  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

  5. Origin: [F. domaine, OF. demaine, L. dominium, property, right of ownership, fr. dominus master, owner. See Dame, and cf Demesne, Dungeon.]


  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.

Chambers 20th Century Dictionary

  1. Domain

    do-mān′, n. what one is master of or has dominion over: an estate: territory: ownership of land: the scope or range of any subject or sphere of knowledge.—adjs. Domain′al, Domā′nial. [Fr.,—L. dominium, dominus, a master.]

Suggested Resources

  1. domain

    Song lyrics by domain -- Explore a large variety of song lyrics performed by domain on the Lyrics.com website.

British National Corpus

  1. Nouns Frequency

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

Anagrams for domain »

  1. domina

  2. daimon

How to pronounce domain?

  1. Alex
    US English

How to say domain in sign language?

  1. domain


  1. Chaldean Numerology

    The numerical value of domain in Chaldean Numerology is: 4

  2. Pythagorean Numerology

    The numerical value of domain in Pythagorean Numerology is: 2

Examples of domain in a Sentence

  1. Ted Cruz:

    Donald Trump has said he thinks eminent domain is fantastic.

  2. Donald Trump:

    The Keystone pipeline -- without eminent domain, you wouldn't go 10 feet, okay?

  3. Ask Jeeves.Brady Cobb:

    We're actually selling a product that people want to buy. It's not selling domain names.

  4. Michel Mayor:

    In some sense there is enough money, and in another (...) it is a very competitive domain.

  5. Temo Waqanivalu:

    A lot of physical activity was in the domain of work, the concept of leisure-time activity is new.

Images & Illustrations of domain

  1. domaindomaindomaindomaindomain

Popularity rank by frequency of use


Translations for domain

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"domain." Definitions.net. STANDS4 LLC, 2019. Web. 17 Oct. 2019. <https://www.definitions.net/definition/domain>.

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