имя существительное телеграфия; телеграфирование
1) телеграфирование 2) телеграфия 3) телеграфная связь; телеграфный
1) телеграфия 2) телеграфная связь; телеграфирование
noun the use or operation of a telegraph apparatus or system for communication
A historical term for communication, either wired or wireless, using Morse code. The term is used in contrast with telephony meaning voice transmission. Telegraphy is sometimes (somewhat incorrectly) referred to as "continuous wave" or CW transmission.