Pegasus

American  

[peg-uh-suhs] / ˈpɛg ə səs /

noun

genitive

Pegasi

1. Classical Mythology. a winged horse, created from the blood of Medusa, that opened the spring of Hippocrene with a stroke of its hoof, and that carried Bellerophon in his attack on the Chimera.

2. Astronomy. the Winged Horse, a northern constellation between Cygnus and Aquarius.

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Pegasus ¹ British  

/ ˈpɛɡəsəs /

noun

1. Greek myth an immortal winged horse, which sprang from the blood of the slain Medusa and enabled Bellerophon to achieve many great deeds as his rider

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Pegasus ² British  

/ ˈpɛɡəsəs /

noun

1. a constellation in the N hemisphere lying close to Andromeda and Pisces

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Pegasus Scientific  

/ pĕg′ə-səs /

1. A constellation in the Northern Hemisphere near Aquarius and Andromeda.

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Pegasus Cultural  

1. In classical mythology, a winged horse, tamed by the hero Bellerophon with the help of a bridle given to him by Athena.

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Discover More

As the flying horse of the Muses, Pegasus is a symbol of high-flying poetic imagination.

Other Word Forms

• Pegasian
  adjective

Example Sentences

He started Pegasus in 2024 with his own money and a handful of engineers in Colorado and Eastern Europe.

From The Wall Street Journal • Feb. 16, 2026

HR 8799 lies about 133 light years away in the constellation Pegasus.

From Science Daily • Feb. 11, 2026

It was spyware experts from the University of Toronto's Citizen Lab who confirmed al-Masarir had been hacked with Pegasus spyware.

From BBC • Jan. 30, 2026

It’s the same story for older horses, where Gulfstream offers the $3-million Pegasus World Cup next month plus turf races for $1 million and $500,000.

From Los Angeles Times • Dec. 25, 2025

“He’s the donkey patriarch, the people’s hero, a creature who casts a greater shadow than the divine Tianma horse, a sire to Pegasus, and a ruby-sweating god-beast!”

From "The Many Assassinations of Samir, the Seller of Dreams" by Daniel Nayeri