Etymology

helios

H4E1L1I1O1S1

Today it means: The god of the Sun; son of Hyperion and Theia, brother of Selene and Eos, father of Phaeton amongst others. His Roman counterpart is Sol. Full definition →

Ancient Greek Ἥλῐος (Hḗlĭos) ← Proto-Hellenic *hāwélios ← Proto-Indo-European *sh₂wél(i)yos
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The story

  1. Proto-Indo-European*sóh₂wl̥
  2. Proto-Indo-European*sh₂wél(i)yos
  3. Proto-Hellenic*hāwélios
  4. Ancient Greekἥλῐος (hḗlĭos)
  5. Ancient GreekἭλῐος (Hḗlĭos)
  6. English todayHelios

Learned borrowing from Ancient Greek Ἥλιος (Hḗlios), from ἥλιος (hḗlios, “sun”).

Words from the same roots

Ancient GreekἭλιος all →

heliumhelianthophobiahelio-heliodorhelioliteheliometerheliostatheliotypyisohel

Etymology from Wiktionary, CC BY-SA 4.0.