Canis Major


Ca·​nis Ma·​jor ˌkā-nəs-ˈmā-jər How to pronounce Canis Major (audio)
: a constellation to the southeast of Orion containing Sirius

Examples of Canis Major in a Sentence

Recent Examples on the Web Close to the horizon is the brightest star in the sky: Sirius, the nose of the Big Dog in Canis Major. Alison Klesman, Discover Magazine, 7 Dec. 2022 Go outside about two hours after sunset and look southeast to find bright Sirius (in Canis Major), low on the horizon. Jamie Carter, Forbes, 4 Jan. 2022 Sirius is in the constellation Canis Major the Greater Dog. Paul Douglas, Star Tribune, 26 Sep. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'Canis Major.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin (genitive Canis Majoris), literally, greater dog

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of Canis Major was in the 14th century

Dictionary Entries Near Canis Major

Cite this Entry

“Canis Major.” Dictionary, Merriam-Webster, Accessed 8 Dec. 2023.

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