Definitions for "ELINT"
The NSA acronym for information obtained for intelligence purposes from the intercept of foreign electromagnetic noncommunications transmissions (by other than the intended recipient). The most common sources of this type of information are foreign radar signals.
intelligence derived from non-communications electromagnetic radiations from foreign sources (other than radioactive sources)
electronics intelligence.
ELINT satellites are military spacecraft used to monitor (spy on) the military and domestic electronic communications of other nations. These types of satellites are also known as ferrets.
The surreptitious gathering of information from an opponent or enemy through the use of electronic systems.