Term Definition: Join
Main Description

A join is a point in the process where two or more parallel Sequence Flow are combined into one Sequence Flow. BPMN uses an Parallel Gateway to performan a Join.

This term can be found in the OMG  Business Process Modeling Notation, V1.2 (Beta 3)  specification http://www.omg.org/docs/dtc/08-02-07.pdf