One meaning of telegraph is to make it clear or show what is about to happen. As in "He telegraphed his punch when he dropped his shoulder." The opposite would be to conceal or hide.
explanation
For clarification, antonym means opposite. So an opposite would be verbal communication or no communication at all. i.e. telephone, mute et cetera.
A telemarketing because it is part of a telegraph.
The antonym of the word 'synonym' is 'antonym'.
telegraph changed to internet
Telegraph-Journal was created in 1862.
Yes a telegraph can be wireless. Thomas Edison invented the first wireless telegraph
The Barclay brothers puchased the Telegraph Group , which included the The Daily Telegraph, Sunday Telegraph and The spectator, from Hollinger in 2004.
An antonym means "opposite". So an antonym for the word synonym is antonym.
The telegraph.
HOW THEY MADE A MORSE CODE MACHINE Samuel F.B. Morse and Alfred Vail developed an electric telegraph which sent pulses of electrical current to control an electromagnet that was located at the receiving end of the telegraph wire.
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