English Explanatory Dictionary

Hadean

English dictionary entry

Meanings

name
  1. The Hadean eon; part of the Precambrian supereon, spanning from around 4.6 to 4 billion years ago.
adj
  1. Pertaining to Hades or hell.
  2. Of or relating to the Hadean geological eon.

Pronunciation

/heɪˈdiːən/ /ˈheɪ.diːən/ LL-Q1860 (eng)-Vealhurl-Hadean.wav

Word forms

Hadean Hadaean

Etymology

From Hades + -an, from Ancient Greek ᾍδης (Hāídēs). By surface analysis, had- + -e- + -an.

Synonyms

Plutonian Plutonic Tartarean Acherontic infernal Hadean hellish helly stygian subtartarean
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