Chinese

Pronoun

一切

1. all; every; everything

   一切都是暫時的。 / 一切都是暂时的。  ―  Yīqiè dōu shì zànshí de.  ―  Everything is temporary.

2. anything

   一切聽你的！ / 一切听你的！  ―  Yīqiè tīng nǐ de!  ―  Anything you say!

Japanese

Etymology 1

From Middle Chinese compound 一切 ‎(*qit *tset). Compare modern Chinese 一切 (yīqiè).

The goon reading, so likely the reading as originally imported into Japanese.

Pronunciation

• On'yomi: Goon
• (Tokyo) い​っさい [íꜜssàì] (Atamadaka - [1])^[1]
• IPA^(key): [isːa̠i]

Noun

一切 ‎(hiragana いっさい, romaji issai)

1. all, entirety, the whole, everything

   事業 (じぎょう)の一切 (いっさい)をお任 (まか)せします。

   Jigyō no issai o omakase shimasu.

   I leave the entirety of the project up to you.

Derived terms

Adverb

一切 ‎(hiragana いっさい, romaji issai)

1. wholly, entirely, completely, at all

   こんな浮気 (うわき)は一切 (いっさい)許 (ゆる)さないわ。

   Konna uwaki wa issai yurusanai wa.

   I won't stand for this kind of infidelity at all.

Etymology 2

Alternate kan'on reading, reflecting influences from later stages and/or different dialects of Middle Chinese.

Appears to be less common than the issai reading.

Pronunciation

• On'yomi: Kan'on
• (Tokyo) いっせつ [ìssétsú] (Heiban - [0])^[1]
• IPA^(key): [isːe̞t͡sɯᵝ]

Noun

一切 ‎(hiragana いっせつ, romaji issetsu)

1. all, entirety, the whole, everything

Adverb

一切 ‎(hiragana いっせつ, romaji issetsu)

1. wholly, entirely, completely, at all

Etymology 3

Compound of 一 ‎(hito, “one”) +‎ 切り ‎(kiri, “cut, cutting”, the 連用形 ‎(ren'yōkei, “stem or continuative form”) of verb 切る kiru, “to cut”).^[2]

Pronunciation

• Kun'yomi
• (Tokyo) ひと​きり [hìtóꜜkìrì] (Nakadaka - [2])^[1]
• IPA^(key): [çito̞kʲiɾi]

Alternative forms

• 一切り

Noun

一切 ‎(hiragana ひときり, romaji hitokiri)

1. one division, one step, one part of something
2. one moment, one time
3. (theater, performing arts) one act, one scene
4. in the Edo period, a set period of time sold for access to various entertainments in a red-light district
5. short for 一切遊び ‎(hitokiri asobi): enjoying oneself in a red-light district during such a set time of access

Adverb

一切 ‎(hiragana ひときり, romaji hitokiri)

1. once

   一切 (ひときり)やったことなんだけど…

   Hitokiri yatta koto nan da kedo…

   That's something I did once, but…

Etymology 4

Compound of 一 ‎(hito, “one”) +‎ 切れ ‎(kire, “cut, cutting”, the 連用形 ‎(ren'yōkei, “stem or continuative form”) of verb 切れる kireru, “to be cut apart, to be broken apart”, itself the 已然形 ‎(izenkei, “realis form”, indicating that the verb is in a state of being realized) of verb 切る kiru, “to cut”).^[2]

Pronunciation

• Kun'yomi
• (Tokyo) ひと​きれ [hìtóꜜkìrè] (Nakadaka - [2])^[1]
• IPA^(key): [çito̞kʲiɺ̠e̞]

Alternative forms

• 一切れ (more common)

Noun

一切 ‎(hiragana ひときれ, romaji hitokire)

1. one slice or cut of something

   パンの一切 (ひときれ)

   pan no hitokire

   a slice of bread

2. (rare) a one-time sexual liaison, a one-night stand

References

1. 1 2 3 4 2006, 大辞林 (Daijirin), Third Edition (in Japanese), Tōkyō: Sanseidō, ISBN 4-385-13905-9
2. 1 2 1988, 国語大辞典（新装版） (Kokugo Dai Jiten, Revised Edition) (in Japanese), Tōkyō: Shogakukan