[reg.u.la.tion] n (1665) 1: the act of regulating: the state of being regulated
2. a: an authoritative rule dealing with details or procedure "safety ~s" b: a rule or order issued by an executive authority or regulatory agency of a government and having the force of law 3 a: the process of redistributing material (as in an embryo) to restore a damaged or lost part independent of new tissue growth b: the mechanism by which an early embryo maintains normal development syn see law
[2]regulation adj (ca. 1839): conforming to regulations: official