Envelope
The set of control segments (ISA/GS/ST...SE/GE/IEA in X12, or UNB/UNH...UNT/UNZ in EDIFACT) that wrap one or more business documents for transmission.
The set of control segments (ISA/GS/ST...SE/GE/IEA in X12, or UNB/UNH...UNT/UNZ in EDIFACT) that wrap one or more business documents for transmission.