aka ''i18n'' (the 18 stands for the 18 letters between the i and final n in the word 'internationalization'). For details, see [i18n - Writing for the world], [i18n tester], [Encoding Translations and i18n]. See also http://www.tcl.tk/doc/howto/i18n.html - ''How to Use Tcl 8.x Internationalization Features''. A developers view on [Internationalization and the Tcl C APIs] Note that programs that have undergone internationalization should also go [localization] before being shipped to customers. [Advanced Tcl]: has a section on internationalization <> Category Characters | Category Human Language | Category Local