Sirius

noun
Sir·​i·​us | \ ˈsir-ē-əs How to pronounce Sirius (audio) \

Definition of Sirius

: a star of the constellation Canis Major that is the brightest star in the heavens

called also Dog Star

First Known Use of Sirius

14th century, in the meaning defined above

History and Etymology for Sirius

Middle English, from Latin, from Greek Seirios

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Time Traveler for Sirius

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The first known use of Sirius was in the 14th century

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Cite this Entry

“Sirius.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Sirius. Accessed 15 Jun. 2021.

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