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二叠纪

Èr dié jìdictionary entry
DEFINITION CC-CEDICT
Permian (geological period 292-250m years ago)
Sources & editorial notes

Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.

Source record: cd-35285f6ac2506fa9. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

二疊紀 二叠纪 [Er4 die2 ji4] /Permian (geological period 292-250m years ago)/

Reference definitions and teaching material have separate provenance.

Reference information

The definitions above are from CC-CEDICT. Examples and usage notes are available on selected entries.

Character information

View the individual characters. Their meanings do not necessarily explain the meaning of the whole word.

Other forms in these source records: 二疊紀

  • 二
    èr

    two / 2 / (Beijing dialect) stupid

  • 叠
    dié

    to pile up / (bound form) repeated / to fold / classifier: stack, pile (of thin objects) / classifier for repeated sections in a musical composition

  • 纪
    jì

    order / discipline / age / era / period / to chronicle

    Jǐ

    surname Ji / also pr. [Jì]

Reference definitions from CC-CEDICT.