Meaning of “channel” - Learner’s Dictionary

channel

noun [ C ] uk us /ˈtʃænəl/
TELEVISION
PASSAGE

a long, narrow passage for water or other liquids to flow along:

an irrigation channel
COMMUNICATION

a way of communicating with people or getting something done:

a channel of communication
Please make your request through the proper channels.
the Channel

(also the English Channel, uk us ) the narrow area of water between England and France

RIVER

a part of a river or sea that is deep and wide enough for ships to travel along:

a navigable channel

(Definition of “channel noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)