Sector vs. Domain — What's the Difference?

An area or portion that is distinct from others

An area of control or authority.

The plane figure enclosed by two radii of a circle or ellipse and the arc between them.

A field of study or expertise.

A mathematical instrument consisting of two arms hinged at one end and marked with sines, tangents, etc. for making diagrams.

The range of values for which a function is defined.

A part or division, as of a city or a national economy

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

The portion of a circle bounded by two radii and the included arc.

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

A measuring instrument consisting of two graduated arms hinged together at one end.

A discrete region of magnetism in ferromagnetic material.

(Computers) A portion of a storage device making up the smallest addressable unit of information.

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

A division of a defensive position for which one military unit is responsible.

A distinct region of a complex molecule or structure.

A division of an offensive military position.

A territory over which rule or control is exercised.

To divide (something) into sectors.

A sphere of activity, influence, or knowledge

Section

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

Zone (designated area).

An open connected set that contains at least one point.

(geometry) part of a circle, extending to the center; circular sector

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

(computer hardware) fixed-sized unit (traditionally 512 bytes) of sequential data stored on a track of a digital medium (compare to block)

(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.

(military) an area designated by boundaries within which a unit operates, and for which it is responsible

(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.

(military) one of the subdivisions of a coastal frontier

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

(science fiction) a fictional region of space designated for navigational or governance purposes.

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

(calculation) an instrument consisting of two rulers of equal length joined by a hinge.

A field or sphere of activity, influence or expertise.

A field of economic activity

A group of related items, topics, or subjects.

(engineering) A toothed gear whose face is the arc of a circle.

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

(motor racing) A fixed, continuous section of the track, such that sectors do not overlap but all sectors make up the whole track.

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

(climbing) An area of a crag, consisting of various routes

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

A part of a circle comprehended between two radii and the included arc.

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

A mathematical instrument, consisting of two rulers connected at one end by a joint, each arm marked with several scales, as of equal parts, chords, sines, tangents, etc., one scale of each kind on each arm, and all on lines radiating from the common center of motion. The sector is used for plotting, etc., to any scale.

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

An astronomical instrument, the limb of which embraces a small portion only of a circle, used for measuring differences of declination too great for the compass of a micrometer. When it is used for measuring zenith distances of stars, it is called a zenith sector.

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

A plane figure bounded by two radii and the included arc of a circle

(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.

A body of people who form part of society or economy;

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

A particular aspect of life or activity;

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

The minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes

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

A portion of a military position

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

Measuring instrument consisting of two graduated arms hinged at one end

(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;

An internet address or name space.

A territory governed by a single ruler or government.

Yes, a city can have sectors as designated areas, while domains might refer to controlled territories.

It's an internet address indicating ownership over a particular web space.

A domain signifies an area of control, knowledge, or activity.

Yes, it refers to a person's area of knowledge or skill.

In biology, domains classify organisms based on cellular structure.

It can refer to a subdivision of data storage on a disk.

A sector is a distinct part or subdivision of a larger system or economy.

A sector is part of a circle, while a domain refers to input values for a function.

They categorize industries, like the financial or healthcare sectors.

It can refer to territories or lands under the control of a ruler.

Yes, such as distinguishing between the private and public sectors.

It can refer to land ownership or control, like "eminent domain" in property rights.

Yes, a diversified company can operate in multiple industry sectors.

Infrastructure like roads and utilities typically link sectors in a city.

Yes, a domain is essential for a website's unique identity on the internet.