LATIN DICTIONARYLexicon Latīnum
noun · masculinesecond declension

rēgulus1

rēgulus m (genitive rēgulī)
Classical[ˈreː.ɡʊ.ɫʊs]Ecclesiastical[ˈrɛː.ɡu.lus]

Meaning

  1. A petty king, kinglet
  2. kinglet (bird), wren
  3. a basilisk; a venomous serpent
    c. AD 382-405, Eusebius Sophronius Hieronymus, Biblia Sacra Vulgata, Liber Proverbiorum 23:31-32Look not upon the wine when it is yellow, when the colour thereof shineth in the glass: it goeth in pleasantly, / But in the end, it will bite like a snake, and will spread abroad poison like a basilisk.

Latīnē defined in Latin in our graded readers

Declension

declension
formsingularplural
nominativerēgulusrēgulī
genitiverēgulīrēgulōrum
dativerēgulōrēgulīs
accusativerēgulumrēgulōs
ablativerēgulōrēgulīs
vocativerēgulerēgulī

Lewis & Short A Latin Dictionary, 1879

rēgŭlus, i, m. dim. rex.
I. The ruler of a small country (Gr. δυνάστης), a petty king, prince, chieftain, lord (freq. in the historians; not in Cæs. or Cic.): regulos se acceptos in fidem in Hispaniā reges reliquisse, Liv. 37, 25; Sall. J. 11, 2; Liv. 5, 38; 27, 4; 29, 4 al.: Cilicum reguli, Tac. A. 2, 80; id. Agr. 24; Suet. Calig. 5; Vulg. Josue, 13, 3 al.—
II. Transf.
A. Of the king-bee, Varr. R. R. 3, 16, 18.—
B. A king's son, a prince (cf. rex and regina), Liv. 42, 24, 10; 45, 14, 6 al.—
C. A small bird, Auct. Carm. Phil. 13.—
D. A kind of serpent, Hier. in Isa. 16, 59, 6; Vulg. Prov. 23, 32; id. Isa. 30, 6.

Origins

From Proto-Italic *rēgelos, from Proto-Indo-European *h₃rḗǵelós. Equivalent to rēx (“king”) + -ulus (diminutive suffix). Sense 3 is a semantic loan from Ancient Greek βασιλίσκος (basilískos).

Descendants
  • Englishregulus
  • Italianregolo
  • Spanishrégulo
proper noun · masculinesecond declension
Rēgulus2
Rēgulus m sg (genitive Rēgulī)
Classical[ˈreː.ɡʊ.ɫʊs]Ecclesiastical[ˈrɛː.ɡu.lus]

Meaning

  1. A Roman cognomen — famously held by
  2. Marcus Atilius Regulus, a Roman general and hero

Declension

declension
formsingularplural
nominativeRēgulus—
genitiveRēgulī—
dativeRēgulō—
accusativeRēgulum—
ablativeRēgulō—
vocativeRēgule—

Lewis & Short A Latin Dictionary, 1879

Rēgŭlus, i, m.,
I. a Roman surname.
I. Of the Atilii, among whom was the celebrated consul M. Atilius Regulus, who was taken prisoner by the Carthaginians in the first Punic war, Cic. Off. 3, 26, 99; id. Fin. 2, 20, 65; Sen. Prov. 4, 5; cf. Gell. 6, 4, 1 sqq.; Sen. Prov. 3, 4 and 9 sqq.—
II. Of the Livineii, Auct. B. Afr. 89, 3; Cic. Fam. 13, 60, 1; id. Att. 3, 17, 1.—
III. Another, called by Modestus omnium bipedum nequissimus, Plin. Ep. 1, 5, 14.—
IV. Aquilius Regulus, Tac. A. 3, 42.

Origins

From rēgulus (“kinglet”).

proper noun · masculinesecond declension
Rēgulus3
Rēgulus m sg (genitive Rēgulī)
Classical[ˈreː.ɡʊ.ɫʊs]Ecclesiastical[ˈrɛː.ɡu.lus]

Meaning

  1. The star α Leonis in the constellation Leo.

Declension

declension
formsingularplural
nominativeRēgulus—
genitiveRēgulī—
dativeRēgulō—
accusativeRēgulum—
ablativeRēgulō—
vocativeRēgule—

Origins

From rēgulus (“kinglet”), from a calque of Ancient Greek βασιλίσκος (basilískos), from a calque of Sumerian lu₂-gal (“lugal”)