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intercom (n.)
"radio or telephone intercommunication system," 1937, colloquial shortening of intercommunication, which is attested from 1911 in reference to systems of linked telephones.
updated on March 15, 2016
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Dictionary entries near intercom
interchange
interchangeability
interchangeable
intercoastal
intercollegiate
intercom
intercommunicate
intercommunication
intercommunion
interconnect
interconnectedness