Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electrical or electronic means, typically through cables, radio waves, or other communication technologies. These means of transmission may be divided into communication channels for multiplexing, allowing for a single medium to transmit several concurrent comm. DefinitionAt the 1932 and the International Radiotelegraph Conference in Madrid, the two organizations merged to form the (ITU). The. Many have been used for long-distance communication throughout history, from,,,, and optical to and empty space mad. Modern telecommunication is founded on a series of key concepts that experienced progressive development and refinement in a period of well over a century: Telecommunication technologies may primarily b.