不可逆

Chinese

		not; no	reversible
trad. (不可逆)		不	可逆
simp. ^#(不可逆)		不	可逆

Pronunciation

Mandarin
(Pinyin): bùkěnì

(Zhuyin): ㄅㄨˋ ㄎㄜˇ ㄋㄧˋ
Cantonese (Jyutping): bat¹ ho² jik⁶

Mandarin
- (Standard Chinese)⁺
  - Hanyu Pinyin: bùkěnì
  - Zhuyin: ㄅㄨˋ ㄎㄜˇ ㄋㄧˋ
  - Tongyong Pinyin: bùkěnì
  - Wade–Giles: pu⁴-kʻo³-ni⁴
  - Yale: bù-kě-nì
  - Gwoyeu Romatzyh: bukeenih
  - Palladius: букэни (bukɛni)
  - Sinological IPA ^(key): /pu⁵¹ kʰɤ²¹⁴⁻²¹ ni⁵¹/
Cantonese
- (Standard Cantonese, Guangzhou–Hong Kong)⁺
  - Jyutping: bat¹ ho² jik⁶
  - Yale: bāt hó yihk
  - Cantonese Pinyin: bat⁷ ho² jik⁹
  - Guangdong Romanization: bed¹ ho² yig⁶
  - Sinological IPA ^(key): /pɐt̚⁵ hɔː³⁵ jɪk̚²/

Adjective

不可逆

irreversible

Derived terms

不可逆反應 / 不可逆反应 (bùkěnì fǎnyìng)

Japanese

Kanji in this term
不	可	逆
ふ Grade: 4	か Grade: 5	ぎゃく Grade: 5
on'yomi

Etymology

Compound of 不 (fu-, “un-, in-, not”) +‎ 可逆 (kagyaku, “reversibility”).^[1]

Pronunciation

(Tokyo) ふかぎゃく [fùkáꜜgyàkù] (Nakadaka – [2])^[1]
IPA^(key): [ɸɯ̟ka̠ɡʲa̠kɯ̟]

Noun

不(ふ)可(か)逆(ぎゃく) • (fukagyaku)

Usage notes

In compounds, this term is often treated like an adjective:

不(ふ)可(か)逆(ぎゃく)反(はん)応(のう)

fukagyaku hannō

an irreversible (chemical) reaction

不(ふ)可(か)逆(ぎゃく)圧(あっ)縮(しゅく)

fukagyaku asshuku

lossy compression

However, for use as a standalone adjective, the full adjective form of 不(ふ)可(か)逆(ぎゃく)的(てき) (fukagyakuteki) is generally required.

Antonyms

可(か)逆(ぎゃく) (kagyaku): reversibility

Derived terms

不可逆的(ふかぎゃくてき) (fukagyakuteki): irreversible
不可逆電池(ふかぎゃくでんち) (fukagyaku denchi): an irreversible battery
不可逆反応(ふかぎゃくはんのう) (fukagyaku hannō): (chemistry) an irreversible reaction

References

↑ ^1.0 ^1.1 Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN

Shōgaku Tosho (1988) 国語大辞典（新装版） [Unabridged Dictionary of Japanese (Revised Edition)] (in Japanese), Tōkyō: Shogakukan, →ISBN

Korean

Hanja in this term
不	可	逆

Noun

不可逆 • (bulgayeok) (hangeul 불가역)

hanja form^? of 불가역