Lewis Short
nundĭnātĭo (noun F) : id., lit.
* The holding of a market or fair; hence, a trading, trafficking, buying and selling: fuit nundinatio aliqua, et isti non nova, ne causam diceret,Cic. Verr 2, 5, 5, § 10: quae libido in jure dicundo fuerit, quae varietas decretorum, quae nundinatio,id. ib. 2, 1, 46, § 120: juris et fortunarum,id. Agr. 1, 3, 9; id. Phil. 2, 45, 115 Orell. N. cr.
* The market-price, Cod. Th. 7, 4, 32.
Charlton T. Lewis, Charles Short, A Latin Dictionary