nī̆grĭtĭa, ae, and nī̆grĭtĭes, ēi, f. [1. niger],
black color, blackness (post-Aug.): capilli, Plin. 29, 6, 34, § 109; 9, 38, 62, § 134. —Form nigrities, Cels. 8, 4, 19; 5, 20, 3 al.