The Collaborative International Dictionary of English v.0.48:
Culpa \Cul"pa\ (k[u^]l"p[.a]), n. [L.] (Law) Negligence or fault, as distinguishable from dolus (deceit, fraud), which implies intent, culpa being imputable to defect of intellect, dolus to defect of heart. --Wharton. [1913 Webster]Bouvier's Law Dictionary, Revised 6th Ed (1856):
CULPA. A fault committed without fraud, and this distinguishes it from dolus, which is a trick to deceive. See Dolus.