- The definition of a trialogue is a conversation or dialogue between three people.
When three people are talking, this is an example of a trialogue.
trialogue definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
an interchange and discussion of ideas among three groups having different origins, philosophies, principles, etc.
Origin: ; from tri- plush -logue
trialogue definition by American Heritage Dictionary
A conversation or discussion in which three people or groups participate.
Origin: tri- + (di)alogue.