Equu·​le·​us i-ˈkwü-lē-əs How to pronounce Equuleus (audio)
: a small northern constellation that is visible between the constellations of Aquarius and Delphinus and that is represented by the figure of a small horse
Just west of Pegasus is the small constellation of Equuleus, the Small Horse. Equuleus is easy to identify with its parallelogram-shaped asterism.Michael R. Porcellino, A Young Astronomer's Guide to the Night Sky, 1990

Word History

First Known Use

1675, in the meaning defined above

Time Traveler
The first known use of Equuleus was in 1675

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Cite this Entry

“Equuleus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Equuleus. Accessed 19 May. 2024.

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