Definition of "Erebus"

Erebus

/ˈɛɹəbəs/

proper noun
1. (Greek mythology) One of the Greek primordial deities who was the personification of darkness and shadow, brother-husband of Nyx and son of Chaos.
2. (Greek mythology) The dark and gloomy cavern between the earth and Hades; the underworld.
  Quotations
  Nay, were he Deul, as he is no man,Yet in reuenge of faire Zenocrate,UUhome he detayneth in deſpight of vs,This arme ſhould ſend him downe to Erebus,To ſhroud his ſhame in darkneſſe of the night.
  c. 1587–1588, [Christopher Marlowe], Tamburlaine the Great. […] The First Part […], 2nd edition, part 1, London: […] [R. Robinson for] Richard Iones, […], published 1592; reprinted as Tamburlaine the Great (A Scolar Press Facsimile), Menston, Yorkshire, London: Scolar Press, 1973, Act IIII, scene i
3. A volcano in Antarctica, named after HMS Erebus.