Secrecy (15)
'secrecy' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for stealth that I've seen before include "Unseen machination" , "Kind of indirect tax" , "Furtive behaviour" , "word to define secrecy" , "Avoiding detection by moving carefully" .)
'secrecy' is the definition.
(confidentiality is a kind of secrecy)
This is the entire clue.