Chamizal

geographical name
Cha·​mi·​zal | \ ˌsha-mə-ˈzäl How to pronounce Chamizal (audio) , ˌchä-mi-ˈsäl\

Definition of Chamizal

tract of 437 acres (177 hectares of land on the northern bank of the Rio Grande that was formerly in El Paso, Texas, but was ceded to Mexico in 1963 — see cordova island