第四紀

See also: 第四纪

Chinese

		fourth; fourthly	period
trad. (第四紀)		第四	紀
simp. (第四纪)		第四	纪

Pronunciation

Mandarin
(Pinyin): Dìsì Jì

(Zhuyin): ㄉㄧˋ ㄙˋ ㄐㄧˋ
Cantonese (Jyutping): dai⁶ sei³ gei³

Mandarin
- (Standard Chinese)⁺
  - Hanyu Pinyin: Dìsì Jì
  - Zhuyin: ㄉㄧˋ ㄙˋ ㄐㄧˋ
  - Tongyong Pinyin: Dìsìh Jì
  - Wade–Giles: Ti⁴-ssŭ⁴ Chi⁴
  - Yale: Dì-sz̀ Jì
  - Gwoyeu Romatzyh: Dihsyh Jih
  - Palladius: Дисы Цзи (Disy Czi)
  - Sinological IPA ^(key): /ti⁵¹⁻⁵³ sz̩⁵¹⁻⁵³ t͡ɕi⁵¹/
Cantonese
- (Standard Cantonese, Guangzhou–Hong Kong)⁺
  - Jyutping: dai⁶ sei³ gei³
  - Yale: daih sei gei
  - Cantonese Pinyin: dai⁶ sei³ gei³
  - Guangdong Romanization: dei⁶ séi³ géi³
  - Sinological IPA ^(key): /tɐi̯²² sei̯³³ kei̯³³/

Proper noun

第四紀

(geology) the Quaternary period (part of the Cenozoic era, spanning from 2.588 million years ago until the present)

Synonyms

晚第三紀／晚第三纪 (Wǎndìsānjì)

See also

新近紀／新近纪 (Xīnjìn Jì)
新生代 (xīnshēngdài)
第三紀／第三纪 (Dìsānjì)
更新世 (Gèngxīnshì)
全新世 (Quánxīnshì)

Japanese

Kanji in this term
第	四	紀
だい Grade: 3	し Grade: 1	き Grade: 5
on'yomi

Kanji in this term
第	四	紀
だい Grade: 3	よん Grade: 1	き Grade: 5

Etymology

第四 (daiyon, “fourth”) +‎ 紀 (-ki, “period”)

Pronunciation

(Tokyo) だい・よん・き [dáꜜìyóꜜǹkíꜜ] (Atamadaka + Atamadaka + Atamadaka – [1]-[1]-[1])

(Tokyo) だい・し・き [dáꜜìshíꜜkíꜜ] (Atamadaka + Atamadaka + Atamadaka – [1]-[1]-[1])

IPA^(key): [da̠ijõ̞ŋʲkʲi]

IPA^(key): [da̠iɕi̥kʲi]

Proper noun

第(だい)四(よん)紀(き) or 第(だい)四(し)紀(き) • (Daiyonki or Daishiki)

the Quaternary period

See also