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Jason

noun

Ja·​son ˈjā-sᵊn How to pronounce Jason (audio)
: a legendary Greek hero distinguished for his successful quest of the Golden Fleece

Word History

Etymology

Latin Iason, from Greek Iasōn

First Known Use

14th century, in the meaning defined above

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

Rhymes for Jason

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Browse Nearby Words

jasmone
Jason
jasp
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Cite this Entry

“Jason.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Jason. Accessed 18 Sep. 2026.

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More from Merriam-Webster on Jason

Britannica.com: Encyclopedia article about Jason

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