Regulus

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Reg·u·lus

 (rĕg′yə-ləs)
n.
A bright binary star in the constellation Leo, approximately 78 light years from Earth.

[Latin rēgulus, diminutive of rēx, rēg-, king; see regulus.]

re·gu·lus

 (rĕg′yə-ləs)
n. pl. reg·u·li (-lī) or reg·u·lus·es
1. The metallic mass that sinks to the bottom of a furnace or crucible during smelting.
2. A relatively impure intermediate product of various ores in smelting.

[Latin rēgulus, diminutive of rēx, rēg-, king; see reg- in Indo-European roots.]

reg′u·line (rĕg′yə-lĭn, -līn′) adj.

regulus

(ˈrɛɡjʊləs)
n, pl -luses or -li (-ˌlaɪ)
(Metallurgy) impure metal forming beneath the slag during the smelting of ores
[C16: from Latin: a petty king, from rēx king; formerly used for antimony, because it combines readily with gold, thought of as the king of metals]
ˈreguline adj

Regulus

(ˈrɛɡjʊləs)
n
(Biography) Marcus Atilius (ˈmɑːkəs əˈtɪlɪəs). died ?250 bc, Roman general; consul (267; 256). Captured by the Carthaginians in the First Punic War, he was sent to Rome on parole to deliver the enemy's peace terms, advised the Senate to refuse them, and was tortured to death on his return to Carthage

Regulus

(ˈrɛɡjʊləs)
n
(Celestial Objects) the brightest star in the constellation Leo. Visual magnitude: 1.3; spectral type: B8; distance: 69 light years

Reg•u•lus

(ˈrɛg yə ləs)

n., pl. -lus•es, -li (-ˌlaɪ)
a first-magnitude star in the constellation Leo.
[1550–60; < Latin rēgulus literally, little king (diminutive of rēx)]

Reg•u•lus

(ˈrɛg yə ləs)

n.
Marcus Atilius, died 250? B.C., Roman general.

Reg·u·lus

(rĕg′yə-ləs)
A bright binary star in the constellation Leo.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Regulus - the brightest star in Leo
Leo - a zodiacal constellation in northern hemisphere between Cancer and Virgo
2.Regulus - a genus of birds of the family Sylviidae including kinglets
bird genus - a genus of birds
family Sylviidae, Sylviidae - in some classifications considered a subfamily (Sylviinae) of the family Muscicapidae: Old World (true) warblers; American kinglets and gnatcatchers
kinglet - small birds resembling warblers but having some of the habits of titmice
References in periodicals archive ?
These statements give guarantees on the size of a clique or an independent set in (hyper)graphs induced by incidence relations between lines, points, and reguli in 3-space.
3] with respect to reguli, defined as loci of lines intersecting three pairwise skew lines.
Every triple of lines in P therefore determines a single regulus, and we may consider the set of all reguli determined by P.