"a channel is typically what you rent from a telephone company"
"the fields were crossed with irrigation channels"
"gutters carried off the rainwater into a series of channels under the street"
"the ship went aground in the channel"
"it must go through official channels"
"lines of communication were set up between the two firms"
"the tear duct was obstructed"
"the alimentary canal"
"poison is released through a channel in the snake's fangs"
"a satellite TV channel"
"surfing through the channels"
"they offer more than one hundred channels"
"possible distribution channels are wholesalers or small retailers or retail chains or direct mailers or your own stores"
"Sound carries well over water"
"The airwaves carry the sound"
"Many metals conduct heat"
"channel information towards a broad audience"
"transmit a message"