Definition of Hadean
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(noun) the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
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(adjective satellite) of or relating to or characteristic of Hades or Tartarus
Antonyms of Hadean
No Antonyms Found.
Homophones of Hadean
No Homophones Found.