the policy of a state intent on regaining areas of its original territory that have been lost to other states as a result of war, a treaty signed under duress, etc.
A usually political policy, as of a nation or an ethnic group, intended to regain lost territory or standing.
[French, from Old French revancher, to revenge : re-, re- + vengier, vencher, to avenge; see revenge.] re·vanch'ism (-vän'chĭz-əm, -väɴ'shĭz-) n., re·vanch'ist adj. & n., re·vanch·is'tic adj.