call sign

• callsign

call sign (plural call signs)

1. (broadcasting) A combination of letters and numbers used to identify a radio or television station.
2. (military) Any combination of characters or pronounceable words, which identifies a communication facility, a command, an authority, an activity, or a unit; used primarily for establishing and maintaining communications. Also called CS.

• (broadcasting): call letters

• collective call sign
• indefinite call sign
• international call sign
• net call sign
• tactical call sign

• callings