# Unit

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## unit

1. a mechanical part or integrated assembly of parts that performs a subsidiary function
2. a complete system, apparatus, or establishment that performs a specific function
3. the amount of a drug, vaccine, etc., needed to produce a particular effect
4. a standard measure used in calculating alcohol intake and its effect
5. Maths
a. the first position in a place-value counting system, representing a single-digit number
b. having a value defined as one for the system
6. Maths logic a set having a single member
7. NZ a self-propelled railcar
www.psigate.ac.uk/newsite/reference/units.html
www.ex.ac.uk/cimt/dictunit/dictunit.htm
www.unc.edu/~rowlett/units/index.html

## Unit

in technology, a consolidated unified (normalized) assembly of a machine or complex of machines that possesses complete interchangeability and independently accomplishes isolated functions. A unit is characterized by electric motors, reducers, pumps and so forth. Sometimes the term “unit” refers to a combination of two or more machines.

## Unit

In the theory of algebraic numbers and in the theory of algebraic functions, a divisor of unity is called a unit, that is, a is a unit if there exists an element b such that ab = 1.

## unit

[′yü·nət]
(engineering)
An assembly or device capable of independent operation, such as a radio receiver, cathode-ray oscilloscope, or computer subassembly that performs some inclusive operation or function.
(mathematics)
An element of a ring with identity that has both a left inverse and a right inverse.
(ordnance)
Any military element whose structure is prescribed by competent authority, such as a table of organization and equipment; specifically, part of an organization.
A standard of basic quantity into which an item of supply is divided, issued, or used.
(physics)
A quantity adopted as a standard of measurement.
References in periodicals archive ?
De modo tímido, o céu azulado ganha espaço somente no canto superior direito.
Nestas, o interdito das imagens religiosas está claramente expresso no segundo mandamento da Lei Mosaica: "Não faça imagens de nenhuma coisa que há lá em cima no céu, ou aqui embaixo na terra, ou nas águas debaixo da terra.
Moradia Porcentagem Destino do esgoto Porcentagem Péssima 12,5 Céu aberto 29,2 Ruim 50,0 Mitório 12,5 Boa 37,5 Fossa 58,3 Tipo de água Porcentagem Fonte de luz Usuários Tratada 41,0 Gerador 10 Rio com cloro 25,0 Lamparina 7 Rio sem cloro 16,7 Lampião 7 Poço 16,7 Vela 3 Bateria 3 Placa solar 1 Fonte: Silva (2006).

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