multilateralize: Meaning and Definition of

mul•ti•lat•er•al•ize

Pronunciation: (mul"ti-lat'ur-u-līz"), [key]
— -ized, -iz•ing.
  1. to open to participation by several nations, organizations, etc.: to multilateralize trade agreements.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.