Nĭgĭdĭus, ii, m.:
I P. Nigidius Figulus, a celebrated Roman scholar, a contemporary of Cicero and Caesar, the composer of several grammatical works , Gell. 19, 14, 1; cf. id. 4, 9, 1 sqq.—Hence,
II Nĭgĭdĭānus , a, um, adj., of Nigidius : commentationes, Gell. 18, 4, 11; 19, 14, 3.