Business Process Execution Language

aka: WS-BPEL (WS stands for web service)

BPEL is an XML-based (meta-like) language to specify business processes with the intention to act as the central controller of the business process.

BPEL provides a standard way in a SOA world.

BPEL is not a programming language.

BPEL is an orchestration language rather than a choreography language.

BPELscript is a language to specify BPEL processes.