Helios

American  

[hee-lee-os, ‐-ohs] / ˈhi liˌɒs, ‐ˌoʊs /

noun

1. the ancient Greek god of the sun, represented as driving a chariot across the heavens; identified by the Romans with Sol.

---

Helios British  

/ ˈhiːlɪˌɒs /

noun

1. Roman counterpart: Sol.  Greek myth the god of the sun, who drove his chariot daily across the sky

---

Etymology

Origin of Helios

First recorded in 1640–50; see origin at sun ( def. )

Example Sentences

McPeake noted that Quantinuum “has set the industry benchmarks in quantum compute,” referring to its Helios platform achieving an industry-leading 99.92% two-qubit gate fidelity.

From Barron's • Jun. 29, 2026

CEO expects the 1.6-gigawatt Helios data center in West Texas to be fully leased by summer’s end.

From Barron's • Jun. 8, 2026

The company has developed three generations of quantum hardware, including its Helios quantum computer, which it says puts it on the path to building a fully fault-tolerant quantum computer.

From MarketWatch • Jun. 4, 2026

The team behind Helios began in 2014 as Cambridge Quantum in England before joining with Honeywell Quantum Solutions, an arm of the U.S. industrial giant, to create Quantinuum.

From The Wall Street Journal • Mar. 23, 2026

And the Lord Helios burst into angry speech amid the immortals: ‘O Father Zeus and gods in bliss forever, punish Odysseus’ men!

From "The Odyssey" by Homer