Lex Est Dictamen Rationis
Defined in 2 dictionaries — Cyclopedic (1922), Black's (1910)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
Law is the dictate of reason. Jenk. Cent. Cas. 117.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Law is the dictate of reason. Jenk. Cent p. 117, case 33. The common law will judge according to the law of nature and the publlc good.