Origin of retortion
noun International Law.
retaliation or reprisal by one state identical or similar to an act by an offending state, such as high tariffs or discriminating duties.
Origin of retorsion
1650–60; < Medieval Latin retorsiōn- (stem of retorsiō, variant of retortiō); see retortion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
rare retaliatory action taken by a state whose citizens have been mistreated by a foreign power by treating the subjects of that power similarly; reprisal
Word Origin for retorsion
C17: from French; see retort 1
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
1590s, from Medieval Latin retortionem (nominative retortio), noun of action from past participle stem of Latin retorquere (see retort (v.)).
Online Etymology Dictionary, © 2010 Douglas Harper