Telephony (noun)

The technology of transmitting and receiving sound over a distance, typically by telephone.

Origin:

The word telephony comes from the greek words "tele" meaning "far" and "phone" meaning "voice" or "sound".

Examples:

1. Telephony has revolutionized communication, it has made it possible to talk to people all over the world.
2. Telephony is the technology of transmitting and receiving sound over a distance, it is used in telephone systems.
3. Telephony is also used in other forms of communication, such as video conferencing and voice over internet protocol (VoIP).
4. Telephony has made it possible to have real-time conversations with people who are far away.
5. Telephony is a critical component of modern communication infrastructure, it enables businesses and individuals to communicate and share information.