intercom

[in-ter-kom]

noun Informal.

an intercommunication system.
a microphone or receiver of an intercommunication system.

RELATED WORDS


Nearby words

  1. intercoastal,
  2. intercollege,
  3. intercollegiate,
  4. intercolonial,
  5. intercolumniation,
  6. intercommon,
  7. intercommunicate,
  8. intercommunication system,
  9. intercommunion,
  10. intercommunity

Origin of intercom

First recorded in 1935–40; by shortening

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for intercom


British Dictionary definitions for intercom

intercom

noun

informal an internal telephone system for communicating within a building, an aircraft, etc

Word Origin for intercom

C20: short for intercommunication

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for intercom

intercom

n.

1940, colloquial shortening of intercommunication (mid-15c., "discussion, conference;" see inter- + communication), which is attested from 1911 in reference to systems of linked telephones.

Online Etymology Dictionary, © 2010 Douglas Harper