羧

羧

羧 U+7FA7, 羧 CJK UNIFIED IDEOGRAPH-7FA7 ← 羦 [U+7FA6] CJK Unified Ideographs 羨 → [U+7FA8]

Translingual

Etymology

For the organic compound, Ideogrammic compound (會意) : 羊 (“oxgyen, from 氧”) + 夋 (“acid, from 酸”).

Han character

羧 (radical 123, 羊+7, 13 strokes, cangjie input 廿手戈金水 (TQICE), four-corner 8354₇, composition ⿰羊夋)

References

• KangXi: page 952, character 29
• Dai Kanwa Jiten: character 28501
• Dae Jaweon: page 1396, character 23
• Hanyu Da Zidian: volume 5, page 3135, character 1
• Unihan data for U+7FA7

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Chinese

simp. and trad.		羧

Etymology 1

Blend of 氧 (yǎng, “oxygen”) +‎ 酸 (suān, “acid”) and borrowed from English carboxyl.

Pronunciation

• Mandarin

  (Pinyin): suō, zuī (suo¹, zui¹)

  (Zhuyin): ㄙㄨㄛ, ㄗㄨㄟ

• Cantonese (Jyutping): so¹

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• Mandarin
  • (Standard Chinese)⁺
    • Pinyin: suō
    • Zhuyin: ㄙㄨㄛ
    • Wade–Giles: suo¹
    • Gwoyeu Romatzyh: suo
    • Tongyong Pinyin: suo
    • IPA ^(key): /swɔ⁵⁵/
      
  • (Standard Chinese, variant in Taiwan)⁺
    • Pinyin: zuī
    • Zhuyin: ㄗㄨㄟ
    • Wade–Giles: tsui¹
    • Gwoyeu Romatzyh: tzuei
    • Tongyong Pinyin: zuei
    • IPA ^(key): /t͡sweɪ̯⁵⁵/
• Cantonese
  • (Standard Cantonese, Guangzhou)⁺
    • Jyutping: so¹
    • Yale: sō
    • Cantonese Pinyin: so¹
    • Guangdong Romanization: so¹
    • IPA ^(key): /sɔː⁵⁵/

Definitions

羧

1. (organic chemistry) carboxyl

Compounds

羧基 (suōjī)

羧酸 (suōsuān)

Pronunciation

• Mandarin

  (Pinyin): zuī (zui¹)

  (Zhuyin): ㄗㄨㄟ

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• Mandarin
  • (Standard Chinese)⁺
    • Pinyin: zuī
    • Zhuyin: ㄗㄨㄟ
    • Wade–Giles: tsui¹
    • Gwoyeu Romatzyh: tzuei
    • Tongyong Pinyin: zuei
    • IPA ^(key): /t͡sweɪ̯⁵⁵/

Definitions

羧

1. woollens; wool fabric