1. A method for enabling reuse of a portion of a business process, the method comprising: accessing, via a business process language, a definition of a subprocess characterizing process logic associated with the portion, wherein the definition indicates one or more parameters to be used by the subprocess to implement a task specified by the process logic; and employing the definition to enable: using one or more variables of a parent process as one or more arguments passed to an instantiated version of the subprocess; and mapping the one or more arguments to the one or more parameters in accordance with the definition.