Chiron

American  

[kahy-ron] / ˈkaɪ rɒn /

Or Cheiron

noun

1. Classical Mythology. a wise and beneficent centaur, teacher of Achilles, Asclepius, and others.

2. Astronomy. an asteroid located between Saturn and Uranus, about 100 miles (160 km) in diameter: discovered in 1977.

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Chiron British  

/ -rən, ˈkaɪrɒn /

noun

1. Greek myth a wise and kind centaur who taught many great heroes in their youth, including Achilles, Actaeon, and Jason

2. a minor planet, discovered by Charles Kowal in 1977, revolving round the sun between the orbits of Saturn and Uranus

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Chiron Scientific  

/ kī′rŏn′ /

1. A large cometlike body with an orbit mostly between Saturn and Uranus. Discovered in 1977, Chiron was originally identified as an asteroid, but it has since been reclassified as a Centaur. Like a comet, Chiron has been observed to display a nebulous coma in its closest approach to the Sun, but at approximately 200 km (124 mi) in diameter it is far larger than any other known comet.

2. See more at Centaur

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Example Sentences

An extremist animal rights group claimed responsibility for the incidents at the Chiron biotechnology corporation in Emeryville and the Shaklee nutritional products corporation in Pleasanton.

From BBC • Dec. 8, 2025

JAY-Z, the 24-time Grammy winner and longtime watch collector, debuted his $350,000 Bugatti Chiron Tourbillon in August at Fanatics Fest in New York City.

From Salon • Dec. 19, 2024

Subsequent looks at the amino acid sequence of proglucagon in mammals, including work in hamsters and humans by Graeme Bell at Chiron Corporation, revealed a second glucagon-like peptide, GLP-2.

From Science Magazine • Sep. 8, 2023

Workers at Lego have created a complete copy of the Bugatti Chiron sports car.

From NewsForKids.net • Apr. 12, 2023

Chiron had made it pretty clear that I wasn’t allowed to hear it until the gods decided otherwise.

From "The Sea of Monsters" by Rick Riordan