Programming Language/Cornell PL/C PL Cornell <language> (PL/C) A large subset of {PL/I} from {Cornell University}, aimed at novice programmers. ["Introduction to PL/1 and PL/C programming", Kochenburger, Ralph J., Santa Barbara, Hamilton, c1974]. ["User's Guide to PL/C", S. Worona et al, Cornell, June 1974]. ["PL/C - A High Performance Compiler" H.L. Morgan et al, Proc SJCC, AFIPS 38:503-510 (1971)]. (1999-05-26)