pel

n : (computer science) the smallest discrete element of an image

or picture on a CRT screen (usually a single-colored

dot); "the greater the number of pixels per inch the

greater the resolution" [syn: {pixel}, {picture element}]

PDEL

Partial Differential Equation Language. A {preprocessor} for

{PL/I}.

["PDEL - A Language for Partial Differential Equations",

A.F. Cardenas, CACM 13(3):184-191 (Mar 1970)].