callswitching

noun
UK /ˈkɔːlˌswɪtʃɪŋ/
US /ˈkɔlˌswɪtʃɪŋ/

Callswitching is when a phone call moves from one place to another without stopping.

Thanks to callswitching, my call kept going as I walked from my house to the bus.


OTHER MEANINGS

2. The process of sending a phone call through different parts of a phone network.

The engineer explained how callswitching keeps long-distance calls clear.

3. A system that lets a call move between cell towers as a person travels.

Callswitching made the driver's call stay connected across three towns.

4. Changing a call from one device or line to another.

Callswitching moved the conversation from my desk phone to my cell phone.