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See more synonyms for liaise on Thesaurus.com
verb (used without object), li·aised, li·ais·ing.
  1. to form a liaison.
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Origin of liaise

First recorded in 1925–30; back formation from liaison
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

communicate, contact, connect, network, collaborate, negotiate, correspond, talk, cooperate, conjoin, rally

British Dictionary definitions for liaise


  1. (intr usually foll by with) to communicate and maintain contact (with)
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Word Origin

C20: back formation from liaison
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 liaise


1928, back-formation from liaison. Said to be a coinage of British military men in World War I. Related: Liaised; liaising.

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Online Etymology Dictionary, © 2010 Douglas Harper