channel

1. A connection between initiating and terminating nodes of a circuit.
2. A single path provided by a transmission medium via either (a) physical separation, such as by multipair cable or (b) electrical separation, such as by frequency- or time-division multiplexing.
3. A path for conveying electrical or electromagnetic signals, usually distinguished from other parallel paths.
4. Used in conjunction with a predetermined letter, number, or codeword to reference a specific radio frequency.
5. The portion of a storage medium, such as a track or a band, that is accessible to a given reading or writing station or head.
6. In a communications system, the part that connects a data source to a data sink.
7. A virtual area where Internet Relay Chat (IRC) users communicate (exchanging text messages) in real time. Note: There are thousands of channels located on the Internet.
8. An IRC conduit designated for the real-time exchange of text messages. [Bahorsky]
9. An electrical path suitable for the transmission of communications between two or more points, ordinarily between two or more stations or between channel terminations in Telecommunication Company central offices. A channel may be furnished by wire, fiber optics, radio or a combination thereof.1
0. The portion of the electromagnetic spectrum assigned by the FCC for one emission. In certain circumstances, however, more than one emission may be transmitted on a channel.1
1. An information transfer path.1
2. An information transfer path within a system. May also refer to the mechanism by which the path is effected.1
3. An information transfer path within a system. May also refer to the mechanism by which the path is effected.1
4. A channel refers to one or more media streams that together constitute a uniquely identified entity for the purpose of announcement, selection, and rendering.