era#1 (n)
geological era (n)

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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