Canal Zone[kə-nălˈ] also Pan·a·ma Canal Zone [pănˈə-mäˌ]
Canal Zone definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a strip of land that extends 5 mi (8 km) on either side of the Panama Canal: the land was formerly under lease to the U.S., which governed it (1904-79); it was returned to Panama and the name abolished in 1979
Canal Zone definition by American Heritage Dictionary
also Pan·a·ma Canal ZoneAbbr. CZ
A strip of land, about 16 km (10 mi) wide, across the Isthmus of Panama. Formerly administered by the United States for the operation of the Panama Canal, it was turned over to Panama in 1979.