Hyperion

American  

[hahy-peer-ee-uhn] / haɪˈpɪər i ən /

noun

1. Classical Mythology. a Titan, the father of Helios, Selene, and Eos.

2. Astronomy. a natural satellite of the planet Saturn.

---

Hyperion ¹ British  

/ haɪˈpɪərɪən /

noun

1. Greek myth a Titan, son of Uranus and Gaea, father of Helios (sun), Selene (moon), and Eos (dawn)

---

Hyperion ² British  

/ haɪˈpɪərɪən /

noun

1. an irregular-shaped outer satellite of the planet Saturn that tumbles chaotically

---

Etymology

Origin of Hyperion

< Latin < Greek Hyperī́ōn, equivalent to hyper- hyper- + iṓn going; see ion

Example Sentences

Nvidia and Uber’s partners will use Nvidia’s tech stack, including the Hyperion platform and the Alpamayo reasoning model.

From MarketWatch • Mar. 17, 2026

An important clue comes from Hyperion, Saturn's small, irregularly shaped moon that tumbles chaotically in space.

From Science Daily • Feb. 27, 2026

“Three in a year seems low for what we want to do,” added Mike Bridenstine, general manager of the Lyric Hyperion and producer with the company.

From Los Angeles Times • Dec. 15, 2025

In Meta’s Hyperion project, Blue Owl put in $3 billion from its private-equity funds and $27 billion borrowed from bond investors at a 6.58% interest rate.

From The Wall Street Journal • Nov. 17, 2025

The waves smashed into Hyperion and he went under, his light extinguished.

From "The Last Olympian" by Rick Riordan