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

“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

If a bunch of Fertile Crescent yahoos chose to lump together Procyon and Gomeisa, it's because those stars happen to line up in two dimensions when viewed from the surface of the Earth.

From Slate ● Jul. 12, 2012

The same remark applies to Procyon, where the bright star is about 100,000 times brighter than its faint companion, although its mass is only 5 times greater.

From Astronomical Curiosities Facts and Fallacies by Gore, J. Ellard