hadean
English Thesaurus
1. 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 (noun.time)
| instance hypernym | : | aeon, eon, |
| definition | : | the longest division of geological time (noun.time) |
2. of or relating to or characteristic of Hades or Tartarus (adj.all)
| similar | : | infernal, |
| definition | : | being of the underworld (adj.all) |
| derivation | : | gehenna, tartarus, |
| definition | : | a place where the wicked are punished after death (noun.cognition) |
| derivation | : | aides, aidoneus, hades, pluto, |
| definition | : | (Greek mythology) the god of the underworld in ancient mythology; brother of Zeus and husband of Persephone (noun.person) |
| derivation | : | gehenna, tartarus, |
| definition | : | a place where the wicked are punished after death (noun.cognition) |
| derivation | : | aides, aidoneus, hades, pluto, |
| definition | : | (Greek mythology) the god of the underworld in ancient mythology; brother of Zeus and husband of Persephone (noun.person) |
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