As an adjective leakproof is
resistant to leaks; hermetic, sound; as of
a dry cell battery.
Not English Leakresistant has no English definition. It may be misspelled.
Resistant to leaks; hermetic, sound; as of a dry cell battery.
* 1904, Institution of Mining and Metallurgy (Great Britain), Bulletin , Institution of Mining and Metallurgy (Great Britain) (1904), p. 22,
*:"In mining work difficult laying conditions, limited space, and movements of the ground, all combine to make the installation of a leakproof main with ordinary joints a very difficult matter."
* 1929, Victor Wilfred Pagé, Modern Aviation Engines: design-construction-operation and repair, […] , Norman W. Henley Publishing Company (1929), p. 1589,
*:"Leakproof tanks shall be provided on all airplanes for service use unless the tanks are completely protected by armor."
* 1967, Edward Locker Delmar-Morgan, Maintenance of Inboard Engines , Newnes (1967), p. 115,
*:"There are two subdivisions in the flashlight dry cell range, the ordinary cheap one and the better-quality leakproof cell."