(adj.adj.adv.) : lūcĭdus, a, um, adj.lux
* Containing light, full of light, clear, bright, shining (syn.: luminosus, luculentus; as an adj. not in Cic.).
* Lit.: aër,Lucr. 4, 315: sidera,Hor. C. 1, 3, 2: gemma,Ov. H. 15, 74: amnis,Quint. 12, 10, 60: concha,Tib. 2, 4, 30: lucidior domus,Ov. F. 1, 94: lucidissima stella,Vitr. 9, 6: saxa,Stat. S. 3, 3, 200 (Queck, dulcia): quid lucidius sole?Vulg. Sir. 17, 30.
* Transf., brilliant, bright, beautiful, transparent, shining, white, etc.: Alcyone,Ov. H. 19, 133: ovis,Tib. 2, 1, 62: sedes deorum,Hor. C. 3, 3, 33: vestis,Plin. 35, 9, 35, § 59 (better tralucido).
* Trop.
* Full of light, i. e. of truth and purity: totum corpus tuum lucidum erit,Vulg. Luc. 11, 34.
* Clear, perspicuous, luminous, lucid (of speech, or of orators; a favorite expression with Quintilian); neque refert, an pro lucida (narratione) perspicuam dicamus,Quint. 4, 2, 31: propositio aperta et lucida,id. 4, 5, 26: manifesta et lucida ratio,id. 4, 5, 3: ordo,Hor. A. P. 41.—Comp.: res lucidior,Quint. 7, 3, 21: causa,id. 4, 4, 4; 4, 2, 83; 4, 5, 1; 2, 3, 8: lucidior via,id. 3, 11, 23.—Transf., of orators, Quint. 12, 10, 21: lucidior auctor,id. 10, 1, 74.—Hence, adv.: lūcĭdē.
* Clearly, plainly, distinctly (mostly of speech): lucide verbum definire, *Cic. de Or. 2, 25, 108: lucide dicentium,Quint. 8, 3, 1.—Comp.: quo lucidius intellegi possit haec exceptio,Dig. 44, 4, 1.—Sup.: sic ostendit lucidissime causam,Quint. 4, 5, 12.
* Gloriously (see lucidus, B.): lucidius tranquilliusque inter divina mansurus,Sen. Ep. 71, 16.

s. TLL