しんせいだい

    noun (common) (futsuumeishi)
  1. Cenozoic era
Forms
  • しんせいだい
  • しんせいだい
Generated definitions (experimental)
  1. Cenozoic era
  2. This term refers to a geological time period that started about 66 million years ago and continues to the present, known for the rise of mammals and birds.
Generated collocations (experimental)