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Metacode(1) See metadata.
(2) A page description language used in early high-speed Xerox printers. Used for both text and graphics, Metacode can address all dots on the page. In contrast, Line Condition Data Stream (LCDS) is a Xerox text-only format, and Dynamic Job Descriptor Entry (DJDE) commands are text-based commands that can be included in LCDS and Metacode.