declassification

英[ˌdiːˌklæsɪfɪ'keɪʃn] 美[ˌdiːˌklæsɪfɪ'keɪʃn]
  • n. 不再当机密文件处理;从机密表删除
Noun:
  1. reduction or removal by the government of restrictions on a classified document or weapon

【邻近词汇】