# 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 ?
DRS Sustainment Systems is the largest producer of MIL-A-52767 compact, lightweight, military environmental control units for the armed services and has developed and produced more than 18,000 units for various customers, including most of the existing units in U.
Haley VAMC in Tampa, discussed advancements in environmental control units that give wheelchair users independence.
It's pretty tight once you get the environmental control units hooked up to it, and it uses positive air pressure to keep everything out," Bias said.
AbleNet will also be showcasing various communications devices, environmental control units and access products at the conference; all of which can be viewed in the Heartland Home of Independent Living display.
The technology on display at the conference included advanced medium mobile power sources, improved environmental control units, solar panel networks, and the load-demand start-stop microgrid system.
The terminals consist of a modified AS-3199 antenna, two 60 kilowatt generators, switch gear, power distribution equipment, two environmental control units, and an additional ECU which is used when the terminal is in the bed down location.
Controlling your home environment with ease is now achievable thanks to technological advances in home automation--especially, environmental control units (ECUs).
Tom Nikola will now report to Wing as North American Accounts Manager - Environmental Control Units (ECU).
Units that have field deployable environmental control units (FDECU), models 2, 3, 4, 5 and 9, NSN 4120-01-449-0459, pay close attention.
This includes Environmental Control Units (ECU), electronic appliance switches, switch mounting systems, home automation systems, signaling and alerting devices, home alarms, television adaptations, smoke alarm and telephone ringers.
Nordic has a long history of designing and delivering high quality environmental control units for industrial and military applications," said John Gilligan, Chairman of HDT International.
These items can include invalid lifts, standing tables, mobility aids, environmental control units, stair glides, room air conditioners, and bathroom equipment.

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