最さい新しん世せい

noun

Pleistocene epoch

Rare geological term for the Pleistocene epoch. In modern Japanese, 更新世 (こうしんせい) is the standard term. This word may appear in older or specialized texts.

See also: 更新世

• 最さい新しん世せいは、約やくにひゃ258くごじゅうはち万まん年ねん前まえから約やく1いち万まん1700いっせんななひゃく年ねん前まえまでの地ち質しつ時じ代だいを指さす。

  The Pleistocene epoch refers to the geological period from about 2.58 million years ago to about 11,700 years ago.