/ ˈteleks; NAmE / noun , verb
■ noun
1.
[ U ] an international system of communication in which messages are typed on a special machine and sent by the telephone system
2.
[ C ] a message sent or received by telex
3.
[ C ] ( informal ) a machine for sending and receiving messages by telex
■ verb
[ v , vn ] to send a message by telex
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WORD ORIGIN
1930s: blend of teleprinter and exchange .