intercom
An independent, telephonic communication system, set up around and throughout a building, complex, or residence, typically for access control.
Noun
- An independent, telephonic communication system, set up around and throughout a building, complex, or residence, typically for access control.
- emergency intercom
- talk on the intercom
Origin
Clipping of intercommunicator.
Forms
Wikipedia
Derived
Verb
- To communicate (with) by intercom.