Pecos n : a tributary of the Rio Grande that flows southeastward from New Mexico through western Texas [syn: {Pecos River}]
PECOS A {constraint}-based language, built on the {object-oriented} module of {Le-Lisp}. ["Pecos Reference Manual", ILOG, 1990. ILOG, 12 av Raspail, BP 7, F94251 Gentilly, France]. (1995-01-26)