A proprietary-inspired concrete *(VM) with an open published standard: _(ECMA 335| http://www.ecma-international.org/publications/standards/ecma-335.htm).

It provides a means for loosely *(combining languages) through a "Common Language Infrastructure" (CLI) in which applications written in multiple _(high-level) languages may be executed in different system environments without the need to rewrite the application to take into consideration the unique characteristics of those environments.

Also defined _(here|.NET).