retral

adj 1: moving or directed or tending in a backward direction or

contrary to a previous direction [syn: {retrograde}]

2: at or near or toward the posterior

REGTRAL

Mentioned in Attribute Grammars, LNCS 323, p.108.

Relational Language. Clark & Gregory. First parallel logic

language to use the concept of committed choice. Forerunner

of PARLOG. "A Relational Language for Parallel Programming",

K.L. Clark et al, Proc ACM Conf on Functional Prog Langs and

Comp Arch, pp.171-178, ACM 1981.