Lewis & Short

jūris-prūdentĭa, ae (also separately and prūdentĭa jūris, Cic. de Or. 1, 60, 256; cf. Nep. Cim. 2, 1), f. [2. jus-prudentia], the science of law, jurisprudence (postclass.): jurisprudentia cst divinarum humanarumque rerum notitia, justi atque injusti scientia, Dig. 1, 1, 10, § 2; Just. Inst. 1, 1, 1.