隱
生
宙
隱
生
宙
Definitions3 charactersCryptozoic/geological appearance abundant fossils/hidden , opposed Phanerozoic
Usage•••frequent
Pronunciations
隱
生
宙
As word
1Cryptozoic/geological eon before the appearance of abundant fossils/hidden life, as opposed to Phanerozoic
2Cryptozoic/geological eon before the appearance of abundant fossils/hidden life, as opposed to Phanerozoic
3Cryptozoic/geological eon before the appearance of abundant fossils/hidden life, as opposed to Phanerozoic