Dog Star

noun

: sirius

Examples of Dog Star in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Sirius is the brightest star in our skies, and also known as the Dog Star. — Lisa Stardust, Refinery29, 5 Aug. 2025 To trace out the Winter Football, start by locating Sirius, the Dog Star, the brightest star in the sky. — Dean Regas, The Enquirer, 11 Feb. 2024 But the concept of both Canis Major and Canis Minor belonging to Orion appears to be as ancient as the Dog Star itself. — Joe Rao, Space.com, 23 Jan. 2026

Word History

First Known Use

1567, in the meaning defined above

Time Traveler
The first known use of Dog Star was in 1567

Rhymes for Dog Star

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Browse Nearby Words

dog standard
Dog Star
dog stinkhorn
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Cite this Entry

“Dog Star.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Dog%20Star. Accessed 7 Jul. 2026.

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Kids Definition

Dog Star

noun
: sirius

More from Merriam-Webster on Dog Star

Britannica.com: Encyclopedia article about Dog Star

Last Updated: - Updated example sentences
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