Procyon

American  

[proh-see-on] / ˈproʊ siˌɒn /

noun

Astronomy.

1. a first-magnitude star in the constellation Canis Minor.

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Procyon British  

/ ˈprəʊsɪən /

noun

1. the brightest star in the constellation Canis Minor, a binary with a very faint companion. Visual magnitude: 0.34; spectral type: F5IV; distance: 114 light years

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Procyon Scientific  

/ prō′sē-ŏn′ /

1. A very bright binary star in the constellation Canis Minor, with an apparent magnitude of 0.34. Scientific name: Alpha Canis Minoris.

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Etymology

Origin of Procyon

1650–60; < Latin < Greek Prokýōn name of a star, equivalent to pro- pro- ² + kýōn dog ( see hound ¹); so called because it rises just before Sirius, the Dog Star

Example Sentences

See Examples For:

Procyon

In March 2025, Mexican agents seized a Malaysian-flagged tanker, the Challenge Procyon, in the Gulf port of Tampico.

From Los Angeles Times ● Aug. 3, 2026

“Just because there’s one data point, I wouldn’t say that there’s a sign of economic weakness,” said Massimo Santicchia, head of U.S. equities at Procyon.

From The Wall Street Journal ● Feb. 10, 2026

What he means is that if you had to identify which animal was going through your garbage, you'd call it a raccoon, rather than saying it was "a mammal" or Procyon lotor.

From Salon ● Aug. 28, 2023

Above were splendid views of Sirius and Procyon, two of the brightest stars in the velvet-black night sky.

From Seattle Times ● Jul. 2, 2021

The map will enable you next to find Procyon, or the Little Dog-Star, more than twenty degrees south of Castor and Pollux, and almost directly below the Manger.

From Astronomy with an Opera-glass A Popular Introduction to the Study of the Starry Heavens with the Simplest of Optical Instruments by Garrett Putman Serviss