Encyclopedia

Regulus

Also found in: Dictionary, Wikipedia.

Regulus

Marcus Atilius . 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
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

Regulus

(reg -yŭ-lŭs) (α Leo) A bluish-white star that is the brightest one in the constellation Leo and lies at the base of the Sickle of Leo. It is a visual triple star, with the bright Regulus A being accompanied by an orange companion (B) orbiting A once every 130 000 years at a distance of more than 4000 AU. B itself has a 13th-magnitude red dwarf companion (C). The Regulus system has a common proper motion with a fourth star (D). mv : 1.4 (A), 7.7 (B); Mv : –0.3; spectral type: B7 V (A), K1 V (B); distance: 21 pc.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006

regulus

[′reg·yə·ləs]
(metallurgy)
Impure metal formed beneath the slag during smelting or reduction of ores.

Regulus

[′reg·yə·ləs]
(astronomy)
A star of stellar magnitude 1.34, about 67 light-years from the sun, spectral classification B8, in the constellation Leo; the star α Leonis. Also known as Little Ruler.
(ordnance)
A United States surface-to-surface, jet-powered guided missile; it is equipped with a nuclear warhead, and launched from a surfaced submarine or a cruiser.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Mentioned in
References in periodicals archive
Jay Hagan Regulus CEO, said, 'We are excited to welcome Cris to the Regulus team.
Israeli autonomous systems defence company Regulus Cyber is best known for creating "spoofing" tests for sensors found in autonomous cars.
General Regulus returned to Rome and passionately appealed to the Roman Senate not to make peace with Carthage.
[15] DUSK: The waxing crescent Moon and Venus, less than 2[degrees] apart, trail Regulus by about 5[degrees] as they descend in the west.
Regulus was selected from a pool of accomplished applicants.
Regulus by firetrace USA, is renowned brand offering gas based automatic fire suppression systems.
Although the business is run by the management, as founders and board members of Regulus Capital, we provide the direction, strategic vision and manage the corporate governance of each of our entities.
Regulus Capital (Cayman) and its related entities--Regulus Advisors and Regulus Consultancy--has strived to bring in investors from different parts of the world to grow businesses in the GCC and UAE in particular.
* Every set of n lines in general position in [[??].sup.3] has a subset of [OMEGA]([n.sup.2/3]) lines that all lie on a regulus, or a subset of [OMEGA]([n.sup.1/3]) lines such that no 4-subset is contained in a regulus.
Consider, for instance, Cicero's discussion of Marcus Atilius Regulus in De Officiis [On Obligations], which I teach to freshmen every year.
Which small perching bird has the scientific name Regulus regulus?
Copyright © 2003-2025 Farlex, Inc Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.