Meaning of Tacna-Arica

Tac•na-A•ri•ca

Pronunciation: (tak'nu-u-rē'ku Sp. täk'nä-ä-rē'kä), [key]
— n.
  1. a maritime region in W South America: long in dispute between Chile and Peru; annexed by Chile 1883; divided as a result of arbitration 1929 into a Peruvian department and a Chilean department
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.