telegraph in Finnish

(chiefly, _, historical) The electrical device gradually developed in the early 19th century to transmit messages (telegrams) using Morse code; the entire system used to transmit its messages including overhead lines and transoceanic cables.

(chiefly, _, historical) The electrical device gradually developed in the early 19th century to transmit messages (telegrams) using Morse code; the entire system used to transmit its messages including overhead lines and transoceanic cables.

To use a telegraph, send a message by telegraph.

(figurative) To clearly communicate to another nonverbally, whether by gesture, a change in attitude, or any other sign, especially unintentionally.