IFF

IFF is an English word started with I. Here is the definition of IFF in Chinese (Simplified)

IFF (Identification Friend or Foe)
iff, 友人敌机之辨别, (飞机用语) 为使自己以 "友好" 飞机被识别把一个 4 位数的辨认密码传输到雷达扫描面的电子装置

Another words started with IFF-

Another words end with -IFF