obscūrĭtas (noun F) : obscurus
* A being dark, darkness, obscurity.
* Lit. (perh. only post-Aug.): latebrarum,Tac. H. 3, 11: atra,Plin. 2, 18, 16, § 79: visūs,dimness,id. 23, 1, 20, § 35: oculorum,id. 37, 3, 12, § 51.
* Trop. (class.), obscurity, indistinctness, uncertainty: ut oratio, quae lumen adhibere rebus debet, ea obscuritatem et tenebras afferat,Cic. de Or. 3, 13, 50: Pythagorae,id. Rep. 1, 10, 16: obscuritas fit etiam vet is ab usu remotis,Quint. 8, 2, 12: in eā obscuritate ac dubitatione omnium,uncertainty,Cic. Clu. 27, 73: rerum,id. Fin. 2, 5, 15: naturae,id. Div. 1, 18, 35.—In plur.: quo pertinent obscuritates et aenigmata somniorum,Cic. Div. 2, 64, 132: obscuritates non adsignemus culpae scribentium, sed inscientiae non adsequentium, Caecil. ap. Gell. 20, 1, 5: obscuritatibus involutum,Arn. 1, 38.
* Of rank, obscurity, lowliness, meanness: quorum prima aetas propter humilitatem et obscuritatem, in hominum ignoratione versatur. Cic. Off. 2, 13, 45: sordes et obscuritatem Vitellianarum partium perstringemus,Tac. H. 1, 84: generis,Flor. 3, 1, 13: nec obscuritas inhibuit (Servium Tullium), quamvis matre servā creatum,id. 1, 6, 1.

s. TLL