Helios

noun

He·​li·​os ˈhē-lē-əs How to pronounce Helios (audio)
-(ˌ)ōs
: the god of the sun in Greek mythology compare sol

Examples of Helios 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.
The Helios Horizon flight is the first real step across that line. — Omar Kardoudi june 12, New Atlas, 12 June 2026 Helios Horizon’s test marks a tangible step in applying that technology to a manned aircraft. — Chris Young, Interesting Engineering, 10 June 2026 Next, Impulse is launching spacecraft Helios with a 2027 target. — Lily Mae Lazarus, Fortune, 12 June 2026 The show will be staged in Epic’s Celestial Park, which stretches from the entrance to the foot of the Helios Grand Hotel. — Dewayne Bevil, The Orlando Sentinel, 15 June 2026 See All Example Sentences for Helios

Word History

Etymology

Greek Hēlios

First Known Use

1829, in the meaning defined above

Time Traveler
The first known use of Helios was in 1829

Rhymes for Helios

See All Rhymes for Helios

Browse Nearby Words

Heliornithidae
Helios
helioseismology
See all Nearby Words

Cite this Entry

“Helios.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Helios. Accessed 10 Jul. 2026.

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More from Merriam-Webster on Helios

Britannica.com: Encyclopedia article about Helios

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