a route through which anything passes or progresses: channels of trade.
7.
channels, the specific, prescribed, or official course or means of communication: In an emergency he was able to reach the governor without going through channels.
8.
a groove or furrow.
9.
a means of access: He considers the Senate a channel to the White House.
10.
Architecture.
a.
a flute in a column, especially one having no fillet between it and other flutes.
b.
any of the prominent vertical grooves in a triglyph.
11.
(in jazz or popular music) a bridge.
12.
a frequency band of sufficient width for one- or two-way communication from or to a transmitter used for television, radio, CB radio, telephone, or telegraph communication.
13.
Computers. a path for the transfer of signals or data within a computer or between a computer and its peripheral equipment.
14.
Digital Technology.
a.
feed(def. 23): Learn how to create your own Web channel.
b.
a Web page or Web site that distributes frequently updated content by means of a feed: Subscribe to my YouTube channel.
15.
either of the two signals in stereophonic or any single signal in multichannel sound recording and reproduction.
16.
Cell Biology. a transient opening made by a protein embedded in a cell membrane, permitting passage of specific ions or molecules into or out of the cell: calcium channel.
17.
a tubular passage for liquids or fluids.
18.
Building Trades.
a.
any structural member, as one of reinforced concrete, having the form of three sides of a rectangle.
b.
a number of such members: channel in 100-foot lengths.