What does domain mean?

Definitions for domain

This dictionary definitions page includes all the possible meanings, example usage and translations of the word domain.

Princeton's WordNet

  1. sphere, domain, area, orbit, field, arenanoun

    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, landnoun

    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 functionnoun

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

  4. world, domainnoun

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

    "the Western world"

  5. knowledge domain, knowledge base, domainnoun

    the content of a particular field of knowledge


  1. Domainnoun

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

  2. Domainnoun

    (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. Domainnoun

    (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. Domainnoun

    (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.


  1. domainnoun

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

    The king ruled his domain harshly.

  2. domainnoun

    A sphere of influence.

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

  3. domainnoun

    A group of related items, topics, or subjects.

  4. domainnoun

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

  5. domainnoun

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

  6. domainnoun

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

  7. domainnoun

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

  8. domainnoun

    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. domainnoun

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

  10. domainnoun

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

  11. domainnoun

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

  12. domainnoun

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

  13. domainnoun

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

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

Samuel Johnson's Dictionary

  1. Domainnoun

    Etymology: domaine, French, from dominium, Latin.

    Rome’s great emperor, whose wide domain
    Had ample territory, wealth and pow’r. John Milton, Parad. Reg.

    Ocean trembles for his green domain. James Thomson.

    A Latian field, with fruitful plains,
    And a large portion of the king’s domains. John Dryden, Æn.


  1. Domain

    In the context of computer technology and the internet, a domain refers to a specific and unique string of characters that represents a website or network's address. It typically consists of two components: the domain name and the top-level domain (TLD). The domain name represents the specific name given to a website or network, while the TLD represents the category or type of website or network (e.g., .com, .org, .net, .edu). Together, the domain name and TLD create a unique address that is used to access websites on the internet.

Webster Dictionary

  1. Domainnoun

    dominion; empire; authority

  2. Domainnoun

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

  3. Domainnoun

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

  4. Domainnoun

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

  5. Etymology: [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.]

Editors Contribution

  1. domain

    A defined and specific location on an internet website, webpage, server or computer network.

    The website had to purchase a doman name first.

    Submitted by MaryC on March 17, 2020  

  2. domainnoun

    An area of territory owned or controlled by a ruler or government. A specific sphere of activity or knowledge. A discrete region of magnetism in ferromagnetic material. A subset of the Internet with addresses sharing a common suffix or under the control of a particular organization or individual. 1.) Work achieved or completed during a particular travel in time authorized by the Chief Executive Officer.

    I am defines himself as the domain claiming Torah of Jesus Christ.

    Etymology: Realm; Kingdom

    Submitted by Tehorah_Elyon on March 25, 2024  

Suggested Resources

  1. domain

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

Surnames Frequency by Census Records


    According to the U.S. Census Bureau, Domain is ranked #103655 in terms of the most common surnames in America.

    The Domain surname appeared 173 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 would have the surname Domain.

    76.3% or 132 total occurrences were White.
    18.5% or 32 total occurrences were Black.

British National Corpus

  1. Nouns Frequency

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

Anagrams for domain »

  1. daimon

  2. domina

  3. amidon

How to pronounce domain?

How to say domain in sign language?


  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. Donald Trump:

    Eminent domain -- when it comes to jobs, roads, the public good -- I think it's a wonderful thing, i fully understand the conservative approach, but I don't think it was explained to most conservatives.

  2. Friedrich Wilhelm Nietzsche:

    Nothing is beautiful, only man on this piece of navety rests all aesthetics, it is the first truth of aesthetics. Let us immediately add its second nothing is ugly but degenerate man-the domain of aesthetic judgment is therewith defined.

  3. Tony Tyler:

    Everything that is known should be in the public domain. If anyone has any information, they should come out with it.

  4. Andrzej Korzeniowski:

    That was the biggest mistake, for which we’re now paying the price, the local governments decided, 'I’m a prince in my domain, the government doesn’t tell me what I’m supposed to do, we do what we want.’.

  5. Lois McMaster Bujold:

    It's important that someone celebrate our existence... People are the only mirror we have to see ourselves in. The domain of all meaning. All virtue, all evil, are contained only in people. There is none in the universe at large. Solitary confinement is a punishment in every human culture.

Popularity rank by frequency of use


Translations for domain

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"domain." Definitions.net. STANDS4 LLC, 2024. Web. 24 May 2024. <https://www.definitions.net/definition/domain>.

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