Domain vs. Demesne — What's the Difference?

A specific territory or realm.

Legal possession of something, especially land.

A sphere of activity, influence, or knowledge.

A domain or territory.

An area of territory owned or controlled by a particular ruler or government

An old legal term for lands not leased out by the lord.

A distinct subset of the Internet with addresses sharing a common suffix or under the control of a particular organization or individual.

Manorial lands directly controlled and used by the lord.

A discrete region of magnetism in ferromagnetic material.

A demesne ( di-MAYN) or domain was all the land retained and managed by a lord of the manor under the feudal system for his own use, occupation, or support. This distinguished it from land sub-enfeoffed by him to others as sub-tenants.

The set of possible values of the independent variable or variables of a function.

(Law) Possession and use of one's own land.

A distinct region of a complex molecule or structure.

Manorial land retained for the private use of a feudal lord.

A territory over which rule or control is exercised.

The grounds belonging to a mansion or country house.

A sphere of activity, influence, or knowledge

An extensive piece of landed property; an estate.

The set of all possible values of an independent variable of a function.

A district; a territory.

An open connected set that contains at least one point.

A realm; a domain.

(Computers)A group of networked computers that share a common communications address.

A lord's chief manor place, with that part of the lands belonging thereto which has not been granted out in tenancy; a house, and the land adjoining, kept for the proprietor's own use.

(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.

A region or area; a domain.

(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.

A lord's chief manor place, with that part of the lands belonging thereto which has not been granted out in tenancy; a house, and the land adjoining, kept for the proprietor's own use.

(Law)The land of one with paramount title and absolute ownership.

Extensive landed property (especially in the country) retained by the owner for his own use;

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

Territory over which rule or control is exercised;

A field or sphere of activity, influence or expertise.

Property rights over a particular land or estate.

A group of related items, topics, or subjects.

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

The set of input (argument) values for which a function is defined.

(mathematics) A ring with no zero divisors; that is, in which no product of nonzero elements is zero.

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

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

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

(computing) 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.

(computing) The collection of computers identified by a domain's domain names.

(physics) A small region of a magnetic material with a consistent magnetization direction.

(computing) Such a region used as a data storage element in a bubble memory.

(data processing) A form of technical metadata that represent the type of a data item, its characteristics, name, and usage.

(taxonomy) The highest rank in the classification of organisms, above kingdom; in the three-domain system, one of the taxa Bacteria, Archaea, or Eukaryota.

(biochemistry) A folded section of a protein molecule that has a discrete function; the equivalent section of a chromosome

Dominion; empire; authority.

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

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

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

The set of values which the independent variable of a function may take. Contrasted to range, which is the set of values taken by the dependent variable.

A connected set of points, also called a region.

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.

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 128.32.282.56. 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.

The three-dimensional structure within an immunoglobulin which is formed by one of the homology regions of a heavy or light chain.

The field of knowledge, expertise, or interest of a person; as, he had a limited domain of discourse; I can't comment on that, it's outside my domain.

A particular environment or walk of life.

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

A particular environment or walk of life;

Territory over which rule or control is exercised;

The set of values of the independent variable for which a function is defined

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

A knowledge domain that you are interested in or are communicating about;

A subset of the internet related to a specific organization or individual.

One of the highest taxonomic ranks in biology.

The set of possible input values for a mathematical function.

Domain can refer to a territory, a field of knowledge, or a website address.

It referred to lands directly used by a lord, not leased to tenants.

Yes, as in domain names like "example.com."

It's one of the highest taxonomic ranks, classifying broad groups of organisms.

Yes, but while Domain has diverse applications, Demesne is specific to historical land holdings.

No, its usage is largely historical, related to feudal land holdings.

A government's right to take private property for public use.

No, it has varied meanings, from territories to fields of knowledge.

Yes, especially in a historical context related to a lord's direct possession of land.

They share etymological origins but have evolved to have distinct meanings.

It indicates the set of possible input values for a function.

No, it referred to lands the lord directly controlled and didn't lease out.

It's most relevant in historical discussions or in legal contexts related to old land rights.

Domain has broad applications, while Demesne is more specialized and historical.

Yes, such as a domain of expertise or influence.