Meaning of CHANNEL in English

CHANNEL

I. ˈcha-n ə l noun

Etymology: Middle English chanel, from Anglo-French, from Latin canalis channel — more at canal

Date: 14th century

1.

a. : the bed where a natural stream of water runs

b. : the deeper part of a river, harbor, or strait

c. : a strait or narrow sea between two close landmasses

d. : a means of communication or expression: as

(1) : a path along which information (as data or music) in the form of an electrical signal passes

(2) plural : a fixed or official course of communication

went through established military channel s with his grievances

e. : a way, course, or direction of thought or action

new channel s of exploration

f. : a band of frequencies of sufficient width for a single radio or television communication

g. : channeler

2.

a. : a usually tubular enclosed passage : conduit

b. : a passage created in a selectively permeable cell membrane by a conformational change in membrane proteins ; also : the proteins of such a passage — compare ion channel

3. : a long gutter, groove, or furrow

4. : a metal bar of flattened U-shaped section

II. transitive verb

( -neled or -nelled ; -nel·ing or -nel·ling )

Date: 15th century

1.

a. : to form, cut, or wear a channel in

b. : to make a groove in

channel a chair leg

2. : to convey or direct into or through a channel

channel his energy into useful work

3. : to serve as a channeler or intermediary for

III. noun

Etymology: alteration of chainwale, from chain (I) + wale (I)

Date: 1769

: one of the flat ledges of heavy plank or metal bolted edgewise to the outside of a ship to increase the spread of the shrouds

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.