intercommunication
- n mutual communication; communication with each other
they intercepted intercommunication between enemy ships
- The Bell system has leased wires and instruments for intercommunication between individuals.
- If successful, this move would isolate Russian troop segments, cut their only effective intercommunication.
- On the "business" side, where the executive sits, there are (among other wonders): a radio, fluorescent lights, a Teletalk intercommunication unit (known commonly as a "squawk .