同義語 第三紀

Japanese WordNet / Princeton WordNet

1. 第三紀noun

   6千3百万年前から2百万年前まで

   from 63 million to 2 million years ago

   Instance(s): 時代, 時期, 期間, geological period, period

   Meronym(s) (Part): 中新世, 始新世, 暁新世, 漸新世, 鮮新世, eocene, eocene epoch, miocene, miocene epoch, oligocene, oligocene epoch, paleocene, paleocene epoch, pliocene, pliocene epoch

   Synonym(s): tertiary, tertiary period

   Holonym(s) (Part): 新生代, age of mammals, cenozoic, cenozoic era