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an·ti-leak | \ ˌan-tē-ˈlēk, ˌan-tī- 
\
\variants:
or less commonly antileak
Definition of anti-leak
: serving or intended to prevent leaks … until evidence is developed that America's system of free-flowing information actually harms the country's interests, additional anti-leak laws seem unwarranted.— Deborah M. Levy an antileak compound for automobile radiators
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Time Traveler for anti-leak
The first known use of anti-leak was in 1884
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