一日

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Chinese[edit]

 
one; 1; single; a; (before verbs) as soon as, once; (before a noun) entire (family, etc.)
 
day; sun; date; day of the month; Japan (abbrev.)
simp. and trad.
(一日)

Pronunciation[edit]


Noun[edit]

一日

  1. (literary or dialectal) one day

Derived terms[edit]


Japanese[edit]

Etymology 1[edit]

Kanji in this term
Grade: 1 Grade: 1
Irregular

From 月立ち (tsukitachi, literally moon beginning), in reference to the lunar cycle.[1][2][3] The kanji are jukujikun (熟字訓).

Pronunciation[edit]

  • (Irregular reading)
  • (Tokyo) いたち [tsùítáchíꜜ] (Odaka - [4])[2][4]
  • IPA(key): [t͡sɨᵝita̠t͡ɕi]

Alternative forms[edit]

Noun[edit]

一日 (hiragana ついたち, rōmaji tsuitachi)

  1. the first day of the month
  2. (rare) the first day of the lunar cycle
Usage notes[edit]

The tsuitachi reading is the most common for the “first day of the month” sense when referring to dates.

Derived terms[edit]

Etymology 2[edit]

Kanji in this term
いち
Grade: 1
にち
Grade: 1
on'yomi

From Middle Chinese 一日 (ʔiɪt̚ ȵiɪt̚, literally one + day). Compare modern Hakka reading yit-ngit.

The goon reading, so likely the initial borrowing.

Pronunciation[edit]

Alternative forms[edit]

Noun[edit]

一日 (hiragana いちにち, rōmaji ichinichi)

  1. one day, 24 hours
     (いち) (にち) ()ごす
    ichinichi o sugosu
    to spend a day
    • 1997 December 12, Abiko, Miwa, “みかん・絵日記 おはなし⑦ [Mikan Picture Diary Story ⑦]”, in みかん・絵日記 [Mikan Picture Diary], volume 2 (fiction, bunko, in Japanese), Tokyo: Hakusensha, page 14:
       (じゅう) (じつ)した (いち) (にち)でしたね♡お (とう)さん
      Jūjitsushita ichinichi deshita ne ♡ otō-san
      What a fun-filled day ♡ right honey?
      そうだね  (かあ)さん
      Sō da ne kā-san
      It is, honey
  2. the daytime, the period from dawn until dusk
  3. (figuratively) a short period of time
    ローマは一日 (いちにち)にして ()らず
    rōma wa ichinichi ni shite narazu
    Rome wasn't built in a day
  4. one day, someday, an unspecified day
  5. the first day of the month
Usage notes[edit]

The ichinichi reading appears to be somewhat more common than synonymous ichijitsu below. There may be dialectal differences in usage patterns.

The tsuitachi reading is the most common for the “first day of the month” sense when referring to dates.

Derived terms[edit]

Etymology 3[edit]

Kanji in this term
いち
Grade: 1
じつ
Grade: 1
on'yomi

Ultimately from Middle Chinese 一日 (ʔiɪt̚ ȵiɪt̚, literally one + day). Compare modern Min Nan reading chi̍t-ji̍t.

This reading uses the goon for the first character and the kan'on for the second character, suggesting a shift in reading after the initial borrowing.

Pronunciation[edit]

  • On'yomi
  • (Tokyo) ちじつ [ìchíjítsúꜜ] (Odaka - [4])[2]
  • (Tokyo) ちじつ [ìchíjítsú] (Heiban - [0])[2][4]
  • IPA(key): [it͡ɕiʑit͡sɨᵝ]
  • When used as a modifier, the term takes pitch accent pattern 0.

Alternative forms[edit]

Noun[edit]

一日 (hiragana いちじつ, rōmaji ichijitsu)

  1. one day, 24 hours
  2. the daytime, the period from dawn until dusk
  3. (figuratively) a short period of time
  4. one day, someday, an unspecified day
  5. the first day of the month
Usage notes[edit]

The synonymous ichinichi reading appears to be somewhat more common. There may be dialectal differences in usage patterns.

The tsuitachi reading is the most common for the “first day of the month” sense when referring to dates.

Derived terms[edit]

Etymology 4[edit]

Kanji in this term
いつ > いっ
Grade: 1
ひ > ぴ
Grade: 1
jūbakoyomi

Compound of (ichi, one, on'yomi, or Chinese-derived reading) +‎ (hi, day, kun'yomi, or native-Japanese reading).[2]

Pronunciation[edit]

Alternative forms[edit]

Noun[edit]

一日 (hiragana いっぴ, rōmaji ippi, historical hiragana いつぴ)

  1. (rare) the first day of the month
Usage notes[edit]

This reading appears to be quite rare. There may be dialectal differences in usage patterns.

Etymology 5[edit]

Kanji in this term
ひと
Grade: 1

Grade: 1
kun'yomi

Compound of (hito, one) +‎ (hi, day).[1][2][3] Appears in The Tale of Genji of the early 1000s CE.

Pronunciation[edit]

Alternative forms[edit]

Noun[edit]

一日 (hiragana ひとひ, rōmaji hitohi)

  1. one day, 24 hours
  2. the daytime, the period from dawn until dusk
  3. the first day of the month
  4. one day, someday, an unspecified day

Etymology 6[edit]

Kanji in this term
ひと
Grade: 1
ひ > え
Grade: 1
Irregular

/hitohi//hitohe//hitoe/

Shift in pronunciation from hitohi above.[1]

Pronunciation[edit]

  • (Irregular reading)
  • IPA(key): [çi̥to̞e̞]

Alternative forms[edit]

Noun[edit]

一日 (hiragana ひとえ, rōmaji hitoe, historical hiragana ひとへ)

  1. (rare, possibly obsolete) (all senses appear to be identical as for hitohi above)

References[edit]

  1. 1.0 1.1 1.2 1988, 国語大辞典(新装版) (Kokugo Dai Jiten, Revised Edition) (in Japanese), Tōkyō: Shogakukan
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2006, 大辞林 (Daijirin), Third Edition (in Japanese), Tōkyō: Sanseidō, ISBN 4-385-13905-9
  3. 3.0 3.1 1995, 大辞泉 (Daijisen) (in Japanese), Tōkyō: Shogakukan, ISBN 4-09-501211-0
  4. 4.0 4.1 4.2 4.3 1998, NHK日本語発音アクセント辞典 (NHK Japanese Pronunciation Accent Dictionary) (in Japanese), Tōkyō: NHK, ISBN 978-4-14-011112-3