| NOUN | time | Phanerozoic, Phanerozoic eon, Phanerozoic aeon | the period from about 5,400 million years ago until the present |
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| Meaning | The period from about 5,400 million years ago until the present. | |
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| Synonyms | Phanerozoic eon, Phanerozoic aeon | |
| Instance of | eon, aeon | The longest division of geological time |
| Parts | Cenozoic, Cenozoic era, Age of Mammals | approximately the last 63 million years |
| Spanish | Fanerozoico | |
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