Receiver n. : One who takes or receives in any manner.

Receiver n. : A person appointed, ordinarily by a court, to receive, and hold in trust, money or other property which is the subject of litigation, pending the suit; a person appointed to take charge of the estate and effects of a corporation, and to do other acts necessary to winding up its affairs, in certain cases.

Receiver n. : One who takes or buys stolen goods from a thief, knowing them to be stolen.

Receiver n. : A vessel connected with an alembic, a retort, or the like, for receiving and condensing the product of distillation.

Receiver n. : A vessel for receiving and containing gases.

Receiver n. : The glass vessel in which the vacuum is produced, and the objects of experiment are put, in experiments with an air pump. Cf. Bell jar, and see Illust. of Air pump.

Receiver n. : A vessel for receiving the exhaust steam from the high-pressure cylinder before it enters the low-pressure cylinder, in a compound engine.

Receiver n. : A capacious vessel for receiving steam from a distant boiler, and supplying it dry to an engine.

Receiver n. : That portion of a telephonic apparatus, or similar system, at which the message is received and made audible; -- opposed to transmitter.

Example:
What Receiver can I buy for a speaker system with + and - connections for the sub woofer?

Taxonomy
receiver, radio receiver, radio, valves, signals, receiver technology, Portable radios, local oscillator, frequencies, patent, circuits, radio signal, radio waves, significant improvements, free encyclopedia, transistor radios, Europe, consumer electronics.

Defination from the web:
receiver is an electronic circuit that receives its input from an antenna, uses electronic filters to separate a wanted radio signal from ... The receiver is generally the nerve centre of a sophisticated home-theatre system providing selectable inputs for a number of different audio ...