de·mil·i·ta·rize (also demilitarise British EnglishBrE) /ˌdiːˈmɪlətəraɪz/ verb [transitiveT] PMto remove the weapons, soldiers etc from a country or area so that there can be no fighting there 从…撤军;使…非军事化 the demilitarized zone between the two countries 两国之间的非军事化地区
n Grammar Demilitarize is usually passive.
—demilitarization /diːˌmɪlətəraɪˈzeɪʃən $ -rə-/ noun [uncountableU]