Lewis & Short

impŏsĭtīcĭus (inp-), or -tĭus, a, um, adj. [impono], laid on, applied (anteand post-class.).

  1. I. Lit.: canthari, only laid on, not fastened, Dig. 30, 1, 41, § 11.
  2. II. Trop.: nomina, i. e. the primitive names applied to things, Varr. L. L. 8, § 5 Müll.; 10, § 61: causa, ascribed (opp. naturalis and publica), Dig. 39, 1, 5, § 9.