■ verb withdraw (troops or spies) covertly from a dangerous situation.
Derivatives
exfiltration noun
Origin
1980s (earlier (C19) as exfiltration ): perh. suggested by infiltration , infiltrate .
■ verb withdraw (troops or spies) covertly from a dangerous situation.
Derivatives
exfiltration noun
Origin
1980s (earlier (C19) as exfiltration ): perh. suggested by infiltration , infiltrate .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004