1. Printer Control Language. A {DoCument desCription language} used by {Hewlett-PaCkard} {Laserjet} printers, a superset of HP-GL/2. [PCL 5 Printer Language Printer TeChniCal ReferenCe Manual, HP 33459-90903. Versions: PCL 3, PCL 5]. 2. Portable CommonLoops. 3. Peripheral Conversion Language. A HoneywellCommand language for file transfer between I/O deviCes on the CP-V and CP-6operating systems. 4. ["PCL - A ProCess Oriented Job Control Language", V. Lesser et al, ProC 1st Intl Conf Distrib Comp Sys, IEEE 1979, pp.315-329].