/ Thesaurus / I Synonyms of intercommunication Find synonyms for: Noun1. intercommunication, communication, communicatingusage: mutual communication; communication with each other; "they intercepted intercommunication between enemy ships"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language