Compound may refer to:

Architecture and built environments

* Compound (enclosure), a cluster of buildings having a shared purpose, usually inside a fence or wall ** Compound (fortification), a version of the above fortified with defensive structures *

Compound (migrant labour) A compound is a key institution in a system such as that which regulated labour on mines in South Africa from the later nineteenth century. The tightly controlled closed compound which came to typify the phenomenon in that country originated on the ...

, a hostel for migrant workers such as those historically connected with mines in South Africa *

The Compound The Compound, also known as Street Patterns or The Grid, is an area in southwestern Palm Bay, Florida, similar to Flagler Estates. It is a largely undeveloped area of some of paved road. General Development Corporation began development ...

, an area of Palm Bay, Florida, US *

Komboni A komboni is a type of informal housing compound or shanty town common to Zambia, particularly the capital city of Lusaka. It is characterized by a low income and a high population density. Kombonis typically began as housing for employees of a p ...

or compound, a type of slum in Zambia

Government and law

* Composition (fine), a legal procedure in use after the English Civil War **

Committee for Compounding with Delinquents In 1643, near the start of the English Civil War, Parliament set up two committees the Sequestration Committee which confiscated the estates of the Royalists who fought against Parliament, and the Committee for Compounding with Delinquents which a ...

, an English Civil War institution that allowed Parliament to compound the estates of Royalists *

Compounding treason Compounding treason is an offence under the common law of England. It is committed by anyone who agrees for consideration to abstain from prosecuting the offender who has committed treason. It is still an offence in England and Wales, and in North ...

, an offence under the common law of England *

Compounding a felony Compounding a felony was an offence under the common law of England and was classified as a misdemeanour. It consisted of a prosecutor or victim of an offence accepting anything of value under an agreement not to prosecute, or to hamper the prosec ...

, a previous offense under the common law of England

Linguistics

Compound (linguistics) In linguistics, a compound is a lexeme (less precisely, a word or sign) that consists of more than one stem. Compounding, composition or nominal composition is the process of word formation that creates compound lexemes. Compounding occurs whe ...

, a word that consists of more than one radical element *

Compound sentence (linguistics) In grammar, sentence and clause structure, commonly known as sentence composition, is the classification of Sentence (linguistics), sentences based on the number and kind of clauses in their syntax, syntactic structure. Such division is an element ...

, a type of sentence made up of two or more independent clauses and no subordinate (dependent) clauses

Science, technology, and mathematics

Biology and medicine

Compounding In the field of pharmacy, compounding (performed in compounding pharmacies) is preparation of a custom formulation of a medication to fit a unique need of a patient that cannot be met with commercially available products. This may be done for me ...

, the mixing of drugs in pharmacy * Compound fracture, a complete fractures of bone where at least one fragment has damaged the skin, soft tissue or surrounding body cavity * Compound leaf, a type of leaf being divided into smaller leaflets

Chemistry and materials science

Chemical compound A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) containing atoms from more than one chemical element held together by chemical bonds. A molecule consisting of atoms of only one element ...

, combination of two or more elements *

Plastic compounding Compounding consists of preparing plastic formulations by mixing and/or blending polymers and plastic additive, additives in a molten state to achieve the desired characteristics. These blends are automatically dosed with fixed setpoints usually ...

, a method of preparing plastic formulations

Vehicles and engines

* Compound engine, a steam engine in which steam is expanded through a series of two or three cylinders before exhaust * Turbo-compound engine, an internal combustion engine where exhaust gases expand through power-turbines *

Compounding pressure Pressure compounding is the method in which pressure in a steam turbine is made to drop in a number of stages rather than in a single nozzle. This method of compounding is used in Rateau and Zoelly turbines. Construction The arrangement consists ...

, a method in which pressure in a steam turbine is made to drop in a number of stages

Other uses in science, technology, and mathematics

* Compound bow, a type of bow for archery *

Polyhedral compound In geometry, a polyhedral compound is a figure that is composed of several polyhedra sharing a common centre. They are the three-dimensional analogs of polygonal compounds such as the hexagram. The outer vertices of a compound can be connected ...

, a polyhedron composed of multiple polyhedra sharing the same centre

Other uses

Common names

Compound (music) In music, metre ( Commonwealth spelling) or meter (American spelling) refers to regularly recurring patterns and accents such as bars and beats. Unlike rhythm, metric onsets are not necessarily sounded, but are nevertheless implied by the perfo ...

, an attribute of a time signature * Compound interest, in finance, unpaid interest that is added to the principal * Compound chocolate, an inexpensive chocolate substitute that uses cocoa but excludes cocoa butter

Proper names

* ''The Compound'' (book), a 2008 young adult novel by S. A. Bodeen *

Compound (company) Compound (formerly known as Metamorphic Ventures) is a New York-based seed fund that invests in startup and early-stage technology companies. In March 2014, the company announced a new fund with close to $70 million. It also added Google vice pres ...

, a venture capital firm previously known as Metamorphic Ventures *

Eisenhuth Horseless Vehicle Company Eisenhuth Horseless Vehicle Company was a manufacturer of Brass Age automobiles who were originally based in New York City. In 1902 the company purchased the Keating Wheel and Automobile Company and established manufacturing operations in Midd ...

, or Compound, a former US automobile manufacturer