Определение ext в Английский Язык Английский Язык словарь
(Can we clean up() this sense?) The first file system developed specifically for Linux
The first file system designed specifically for Linux, the Extended File system, or EXT, was introduced in April 1992 and cured a lot of the problems but it was still felt to lack performance.
Ext. is the written abbreviation for extension when it is used to refer to a particular telephone number. the written abbreviation of extension when you mean a particular telephone line