plural intercoms
: a system which allows a person speaking into a microphone to be heard on a speaker by people in a different room or area
I heard my name called on the intercom.
His secretary's voice came over the intercom, telling him that he had a visitor.
Cite this Entry
“Intercom.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/intercom. Accessed 20 Jun. 2026.
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