n15248020
| type | n |
| lex_filenum | 28 |
| def | a major division of geological time |
| def | an era is usually divided into two or more periods |
| Outgoing links | |
| Hypernym | geological time, geologic time |
| Part holonym | eon, aeon |
| Instance Hyponym | Cenozoic, Cenozoic era, Age of Mammals; Mesozoic, Mesozoic era, Age of Reptiles; Paleozoic, Paleozoic era |
| Part meronym | period, geological period |
| Incoming links | |
| Hyponym | geological time, geologic time |
| Instance Hypernym | Cenozoic, Cenozoic era, Age of Mammals; Mesozoic, Mesozoic era, Age of Reptiles; Paleozoic, Paleozoic era |
| Part meronym | eon, aeon |
| Part holonym | period, geological period |
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