vĭrĭdĭtas, ātis, f. [viridis], green color, greenness, verdure, viridity.
I Lit.: herbescens viriditas, Cic. Sen. 15, 51: pratorum, id. ib. 16, 57: maris, Plin. 37, 5, 20, § 76.—
II Transf., freshness , briskness , vigor : senectus aufert eam viriditatem, in quā etiam nunc erat Scipio, Cic. Lael. 3, 11: vigere et habere quandam viriditatem, id. Tusc. 3, 31, 75: laurea illa amittit longo intervallo viriditatem, id. Prov. Cons. 12, 29.