LATIN DICTIONARYLexicon Latīnum
adjectivefirst/second-declension adjective

lūcidus

lūcidus (feminine lūcida, neuter lūcidum, comparative lūcidior, superlative lūcidissimus)
Classical[ˈɫuː.kɪ.dʊs]Ecclesiastical[ˈluː.t͡ʃi.dus]

Meaning

  1. adjectiveclear, bright, shining, full of light
  2. adjectivefigurativelyclear, perspicuous, lucid

Latīnē defined in Latin in our graded readers

Declension

singular
formmasculinefeminineneuter
nominativelūciduslūcidalūcidum
genitivelūcidīlūcidaelūcidī
dativelūcidōlūcidaelūcidō
accusativelūcidumlūcidamlūcidum
ablativelūcidōlūcidālūcidō
vocativelūcidelūcidalūcidum
plural
formmasculinefeminineneuter
nominativelūcidīlūcidaelūcida
genitivelūcidōrumlūcidārumlūcidōrum
dativelūcidīslūcidīslūcidīs
accusativelūcidōslūcidāslūcida
ablativelūcidīslūcidīslūcidīs
vocativelūcidīlūcidaelūcida

lūcĭdus, a, um, adj. lux,
I. containing light, full of light, clear, bright, shining (syn.: luminosus, luculentus; as an adj. not in Cic.).
I. 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.—
B. 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).—
II. Trop.
A. Full of light, i. e. of truth and purity: totum corpus tuum lucidum erit, Vulg. Luc. 11, 34.—
B. 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.
A. 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.—
B. Gloriously (see lucidus, B.): lucidius tranquilliusque inter divina mansurus, Sen. Ep. 71, 16.

Origins

  1. Proto-Indo-European*lewk-
  2. Proto-Indo-European*lowkéyeti
  3. Proto-Italic*loukeō
  4. Proto-Indo-European*lewk-
  5. Proto-Indo-European*lukéh₁yeti
  6. Proto-Italic*l(o)ukēō?
  7. Latinlūcidus

Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idus Latin lūcidus From lūceō (“shine”) + -idus.

Elsewhere
  • Catalanlúcid
  • Englishlucid
  • Germanluzid
  • Frenchlucide
  • Portugueselúcido
  • Romanianlucid
  • Spanishlúcido
  • Galicianlúcido
Ibero-Romance
  • Portugueselúzio
  • Spanishlucio
Balkano-Romance
  • Romanianluced
Italo-Romance
  • Italianlucido
Gallo-Italic
  • Piedmonteselùcid
Gallo-Romance
  • Franco-Provençalêluido

In English words that came into English from lūcidus

  • lucidlūcidus
  • elucidateēlūcidātus
  • pellucidpellūcidus
  • luciditylūciditās
  • translucidtranslucidus

Quick answers

What does lūcidus mean in Latin?
lūcidus, a adjective, means “clear, bright, shining, full of light; clear, perspicuous, lucid”.
How do you pronounce lūcidus?
In classical Latin, [ˈɫuː.kɪ.dʊs]; in ecclesiastical (church) Latin, [ˈluː.t͡ʃi.dus].
Where does lūcidus come from?
Proto-Indo-European *lewk- → Proto-Indo-European *lowkéyeti → Proto-Italic *loukeō → Proto-Indo-European *lewk- → Proto-Indo-European *lukéh₁yeti → Proto-Italic *l(o)ukēō? → Latin lūcidus.
Which English words come from lūcidus?
English words that go back to Latin lūcidus include lucid, elucidate, pellucid, lucidity and translucid.