Meaning of Hadean | Babel Free
/heɪˈdiːən/Definitions
The Hadean eon; part of the Precambrian supereon, spanning from around 4.6 to 4 billion years ago.
Equivalents
CEFR level
B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
This word is part of the CEFR B1 vocabulary — intermediate level.