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1. A territory over which rule or control is exercised.
2. A sphere of activity, influence, or knowledge: the domain of history. See Synonyms at field.
a. The set of all possible values of an independent variable of a function.
b. An open connected set that contains at least one point.
4. Computers A group of networked computers that share a common communications address.
5. Physics Any of numerous contiguous regions in a ferromagnetic material in which the direction of spontaneous magnetization is uniform and different from that in neighboring regions.
6. Biology Any of three primary divisions of organisms, consisting of the eukaryotes, bacteria, and archaea, that rank above a kingdom in taxonomic systems based on similarities of DNA sequences.
7. Law The land of one with paramount title and absolute ownership.
1. (Government, Politics & Diplomacy) land governed by a ruler or government
2. land owned by one person or family
3. a field or scope of knowledge or activity
4. (Physical Geography) a region having specific characteristics or containing certain types of plants or animals
5. (Environmental Science) Austral and NZ a park or recreation reserve maintained by a public authority, often the government
7. (Mathematics) maths
a. the set of values of the independent variable of a function for which the functional value exists: the domain of sin x is all real numbers. Compare range8a
b. any open set containing at least one point
8. (Logic) logic another term for universe of discourse: domain of quantification.
9. (Philosophy) philosophy range of significance (esp in the phrase domain of definition)
10. (General Physics) physics Also called: magnetic domain one of the regions in a ferromagnetic solid in which all the atoms have their magnetic moments aligned in the same direction
11. (Computer Science) computing a group of computers, functioning and administered as a unit, that are identified by sharing the same domain name on the internet
12. (Biology) biology Also called: superkingdom the highest level of classification of living organisms. Three domains are recognized: Archaea (see archaean), Bacteria (see bacteria), and Eukarya (see eukaryote)
13. (Biochemistry) biochem a structurally compact portion of a protein molecule
[C17: from French domaine, from Latin dominium property, from dominus lord]
1. a field of action, thought, influence, etc.
2. the territory governed by a single ruler or government; realm.
3. a region characterized by a specific feature, type of wildlife, etc.
4. Law. land to which there is superior title and absolute ownership.
5. Math. the set of values assigned to the independent variables of a function.
a. a group of computers and devices on a network that are administered under the same protocol.
b. 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.
7. one of many regions of magnetic polarity within a ferromagnetic body that collectively determine the magnetic properties of the body by their arrangement.
[1595–1605; < French domaine, alter. of Old French demeine < Late Latin dominicum, n. use of neuter of Latin dominicus of a master]
1. 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.
2. 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.
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|Noun||1.||domain - 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"|
environment - the totality of surrounding conditions; "he longed for the comfortable environment of his living room"
distaff - the sphere of work by women
front - a sphere of activity involving effort; "the Japanese were active last week on the diplomatic front"; "they advertise on many different fronts"
kingdom, realm, land - a domain in which something is dominant; "the untroubled kingdom of reason"; "a land of make-believe"; "the rise of the realm of cotton in the south"
lap - an area of control or responsibility; "the job fell right in my lap"
preserve - a domain that seems to be specially reserved for someone; "medicine is no longer a male preserve"
|2.||domain - territory over which rule or control is exercised; "his domain extended into Europe"; "he made it the law of the land"|
country, land, state - the territory occupied by a nation; "he returned to the land of his birth"; "he visited several European countries"
archduchy - the domain controlled by an archduke or archduchess
barony - the domain of a baron
earldom - the domain controlled by an earl or count or countess
emirate - the domain controlled by an emir
empire, imperium - the domain ruled by an emperor or empress; the region over which imperial dominion is exercised
fiefdom - the domain controlled by a feudal lord
grand duchy - the domain controlled by a grand duke or grand duchess
viscounty - the domain controlled by a viscount or viscountess
khanate - the realm of a khan
suzerainty - the domain of a suzerain
region - a large indefinite location on the surface of the Earth; "penguins inhabit the polar regions"
|3.||domain - (mathematics) the set of values of the independent variable for which a function is defined|
math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
set - (mathematics) an abstract collection of numbers or symbols; "the set of prime numbers is infinite"
|4.||domain - people in general; especially a distinctive group of people with some shared interest; "the Western world"|
social class, socio-economic class, stratum, class - people having the same social, economic, or educational status; "the working class"; "an emerging professional class"
Grub Street - the world of literary hacks
|5.||domain - the content of a particular field of knowledge|
cognitive content, mental object, content - the sum or range of what has been perceived, discovered, or learned
discipline, field of study, subject area, subject field, bailiwick, subject, field, study - a branch of knowledge; "in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"
realm, region - a knowledge domain that you are interested in or are communicating about; "it was a limited realm of discourse"; "here we enter the region of opinion"; "the realm of the occult"
scientific knowledge - knowledge accumulated by systematic study and organized by general principles; "mathematics is the basis for much scientific knowledge"
1. area, world, field, department, sector, discipline, sphere, realm, speciality the great experimenters in the domain of art
2. sphere, area, field, concern, scene, sector, territory, province, arena, realm This sort of information should be in the public domain.
3. kingdom, lands, region, territory, estate, province, empire, realm, dominion, demesne, policies (Scot.) the mighty king's domain
مَجال إهْتِمام، دائِرَة نُفوذمُلْك، أمْلاك، أراضٍ
lãnh địalãnh thổ
1. an old word for the lands which belong to a person. the king's domains. gebied مُلْك، أمْلاك، أراضٍ владение terras panství die Domäne domæne; område κτήμαdominio, propiedad valdus قلمرو؛ حیطه alue domaineתחום, שטח क्षेत्र, रियासत domena, oblast birtok wilayah landareign; ríki dominio, territorio 領地 영지 valdos zemes īpašums kawasan kekuasaan domeinrike, landområdeposiadłość ترنفوذلاندىمنطقه، قلمرو، دعمل او فكر ساحه terras domeniu владения panstvo posestvo dobro domän อาณาจักร mülk, arazi (舊語)領地 володіння عملداری lãnh địa （旧语）领地
2. one's area of interest or of knowledge. That question is outside my domain. verwysingsraamwerk مَجال إهْتِمام، دائِرَة نُفوذ облаcт campo doména das Gebiet fagområde σφαίρα γνώσεων, πεδίο ενδιαφερόντων dominio valdkond حوزه تخصصی یا مورد علاقه alue domaineתחום रुचि या ज्ञान के क्षेत्र područje interesa érdeklődési kör, kutatási terület bidang svið campo 領域 분야 sritis, sfera (darbības) sfēra; nozare kawasan terreinfelt, fag, områdedziedzina دعمل او فكر ساحه campo domeniu область; сфера doména področje domen område, gebit ขอบเขตของความรู้ ความคิด ความสนใจ ilgi alanı 領域 галузь, сфера کسی کے علم کا احاطہ lĩnh vực 领域