The following information is provided as is, and the authors take no responsibility for the correctness.
Prescribe is a page description language created by Kyocera.
The advantage of this language is that you may embed it in any other currently selected printer emulation on the Kyocera machines.
Kyocera printers support
Being able to use the selected option for text output functions and then switch to an embedded Prescribe sequence for something neat the other emulation doesn’t do easily is kind of nice.