A channel is a narrow deep waterway connecting two larger bodies of water; the deepest part of the waterway.
Channel may also refer to:
- Channel (geography), a natural or man-made waterway used for leisure or to transport freight
- English Channel, the part of the Atlantic Ocean that separates Great Britain from northern France
- Channel, Newfoundland and Labrador, Canada
- Channel (Chinese medicine), also known as "Meridian", common name of vessel and collaterals
- Channel (communications), the route which a message follows
- Channel Home Centers, a now-defunct home improvement chain (similar to Home Depot) based in the northeast USA.
- Channel (football), football (soccer) terminology for particular areas of the pitch.
- Channel (geography), the course traveled by a body of water: (a) between land masses or (b) as a river or slough
- Channel (digital image), the black and white representation of a specific color
- Channel (marketing), the distribution "channel" for selling and delivering a product or service to a company's customers
- Ion channel, a channel in a plasma membrane which helps certain ions to enter/exit a biological cell
- other transport proteins or protein channels
- Pulse Height Analyzer, channel, in physics and technology, one of several in a nuclear electronics instrument that analyzes electronic pulse heights into a spectrum for later study.
- Scattering channel, in the quantum physics of scattering theory, a possible state of the colliding system.
- Television channel, a television station or its cable/satellite counterpart
- Active Channel, a website type which was introduced by Internet Explorer 4.0 in 1997
- Stereophonic sound, 2 channel stereo; Quadraphonic sound, 4 channel stereo
- Wii Menu, the channels-operated interface for the Wii console
- Channel I/O, hardware used for Input/Output on mainframe computers.
Channelling may also refer to:
Channels may also refer to: