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source

(1) One side of a field effect transistor. See drain.

(2) (The Source) An online information service in McLean, VA, launched in 1979 and purchased by CompuServe in 1989.

(3) The HTML code (source code) of a Web page.

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source

1. 

a. a spring that forms the starting point of a stream; headspring

b. the area where the headwaters of a river rise

2. anything, such as a story or work of art, that provides a model or inspiration for a later work

3. Electronics the electrode region in a field-effect transistor from which majority carriers flow into the interelectrode conductivity channel

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source [sȯrs]

(electricity)

The circuit or device that supplies signal power or electric energy or charge to a transducer or load circuit.

(electronics)

The terminal in a field-effect transistor from which majority carriers flow into the conducting channel in the semiconductor material.

(mathematics)

The vertex with indegree 0 that is specified in the definition of ans-tnetwork.

(nucleonics)

A radioactive material packaged so as to produce radiation for experimental or industrial use.

(physics)

In general, a device that supplies some extensive entity, such as energy, matter, particles, or electric charge.

A point, line, or area at which mass or energy is added to a system, either instantaneously or continuously.

A point at which lines of force in a vector field originate, such as a point in an electrostatic field where there is positive charge.

(spectroscopy)

The arc or spark that supplies light for a spectroscope.

(thermodynamics)

A device that supplies heat.

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source - source code