trade (v.) Copy link Outline 1. mercaturas facio (of many)2. mercor, 13. commercor, 14. nĕgōtior (to carry on a banking business in the provinces) • trade (v.): 1. mercaturas facio (of many): Cic. Verr. 5, 28, 72. 2. mercor, 1: Plaut. Merc. prol. 82. 3. commercor, 1: to t. in weapons., tela c., Sall. Jug. 66: Plaut. 4. nĕgōtior (to carry on a banking business in the provinces): also gen.: for the purpose of t.ing, negotiandi causa, Liv. 32, 29: v. trade (subs.). T.ing vessel: navis oneraria, Caes.: Liv.