channel

a path over which electrical signals can pass

“a channel is typically what you rent from a telephone company”

a passage for water (or other fluids) to flow through

“the fields were crossed with irrigation channels”

“gutters carried off the rainwater into a series of channels under the street”

a long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record)

a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels

“the ship went aground in the channel”

(often plural) a means of communication or access

“it must go through official channels”

“lines of communication were set up between the two firms”

a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance

“the tear duct was obstructed”

“the alimentary canal”

“poison is released through a channel in the snake's fangs”

transmit or serve as the medium for transmission

“Sound carries well over water”

“The airwaves carry the sound”

“Many metals conduct heat”

direct the flow of

“channel information towards a broad audience”

“They channel the water from the sink”

send from one person or place to another

“transmit a message”