Synonyms and Antonyms for hadean-eon

1. Hadean eon (n.)

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

Synonyms: Antonyms:

2. Hadean (adj.)

of or relating to or characteristic of Hades or Tartarus

Synonyms: Antonyms:

3. Hadean (n.)

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

Synonyms: Antonyms:

4. eon (n.)

an immeasurably long period of time

Synonyms: Antonyms:

5. eon (n.)

the longest division of geological time

Synonyms: Antonyms:

6. eon (n.)

(Gnosticism) a divine power or nature emanating from the Supreme Being and playing various roles in the operation of the universe

Synonyms: Antonyms: