Envelope espionage Synonyms

We can't find synonyms for the phrase "Envelope espionage", but we have synonyms for terms, you can combine them.

Envelope Synonyms

EE abbreviation

EE is an abbreviation for Envelope Espionage

What does EE stand for?

EE stands for "Envelope Espionage"

Definitions for Envelope

(noun) a flat (usually rectangular) container for a letter, thin package, etc.
(noun) any wrapper or covering
(noun) a natural covering (as by a fluid )

Definitions for Espionage

(noun) the secret gathering of information on others
(noun) the systematic use of spies to get military or political secrets