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eocene

/ˈiː.ə.siːn/

1 entry

noun

/ˈiː.ə.siːn/C2formalscientific
  • ruИмя собственное, обозначающее геологическую эпоху, длившуюся примерно с 58 до 40 миллионов лет назад, характеризующуюся появлением современных млекопитающих.

A proper noun referring to a geological epoch that spanned from approximately 58 to 40 million years ago, characterized by the presence of modern mammals.

uncountable · proper noun

  1. C1formalscientific

    A geological epoch that lasted from about 56 to 33.9 million years ago, characterized by the appearance of many modern mammal groups and a warm global climate.

    ruГеологическая эпоха

    • The Eocene epoch saw the first appearance of many modern mammal families.
    • Fossils from the Eocene are found in the Green River Formation in Wyoming.
    • During the Eocene, the Earth was much warmer than it is today.
Forms
  • eocenes plural form
  • eocenes' possessive plural form
  • eocene's possessive singular form