regulus

¹

[ reg-yuh-luhs ]

noun

, plural reg·u·lus·es, reg·u·li [reg, -y, uh, -lahy].

1. Regulus, Astronomy. a first magnitude star in the constellation Leo.
2. Metallurgy.
   1. the metallic mass that forms beneath the slag at the bottom of the crucible or furnace in smelting ores.
   2. an impure intermediate product obtained in smelting ores.

Regulus

²

[ reg-yuh-luhs ]

noun

1. Marcus A·til·i·us [uh, -, til, -ee-, uh, s], died 250? b.c., Roman general.

Regulus

¹

/ ˈrɛɡjʊləs /

noun

1. the brightest star in the constellation Leo. Visual magnitude: 1.3; spectral type: B8; distance: 69 light years

regulus

²

/ ˈrɛɡjʊləs /

noun

1. impure metal forming beneath the slag during the smelting of ores

Regulus

³

/ ˈrɛɡjʊləs /

noun

1. RegulusMarcus Atilius?250 bcMRomanMILITARY: generalPOLITICS: statesman 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

/ rĕg′yə-ləs /

1. A bright triple star in the constellation Leo, with an apparent magnitude of 1.35. Scientific name: Alpha Leonis.

Derived Forms

• ˈreguline, adjective

Word History and Origins

Origin of regulus¹

First recorded in 1550–60; from Latin rēgulus literally, “little king” (diminutive of rēx ); in early chemistry, “antimony,” so called because it readily combines with gold (the king of metals); -ule

Word History and Origins

Origin of regulus¹

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

Example Sentences

The meteors will appear to radiate from the head of the lion, just above Regulus.

From BBC

Find the Plough and trace a line down from the two stars on the right until you find Regulus, the brightest star in the constellation of Leo.

From BBC

The Santa Clara district attorney’s office charged 33-year-old Duc Minh Bui on Wednesday with murder in the death of Regulus Teotico, 45, a fellow bus driver with the Valley Transportation Authority.

From Los Angeles Times

“I am deep into gaming and still have a hard time naming” L.G.B.T.Q. characters, said Raffy Regulus, a founder of NYC Gaymers, which hosts game nights in the city.

From New York Times

Regulus pointed to Ellie from The Last of Us and Venture from Overwatch 2 as some recent examples.

From New York Times