1. The eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago
   - Precambrian eon, Precambrian aeon, Precambrian period

Type of: aeon, eon

Encyclopedia: Precambrian

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• sheila
• shekel
• shekels
• Shekinah
• Shel Silverstein
• Shelby Silverstein
• sheldrake
• shelduck
• shelf
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• shelf fungus
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• shell
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• shell bean plant
• shell collecting
• shell corporation
• shell entity