螺旋

螺旋

Chinese

		aquatic snail	lathe; specially for an occasion; revolve
simp. and trad. (螺旋)		螺	旋

Pronunciation

• Mandarin

  (Pinyin): luóxuán

  (Zhuyin): ㄌㄨㄛˊ ㄒㄩㄢˊ

• Cantonese (Jyutping): lo⁴ syun⁴
• Min Nan (POJ): lô-soân / lêr-soân / lê-chn̄g

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• Mandarin
  • (Standard Chinese)⁺
    • Pinyin: luóxuán
    • Zhuyin: ㄌㄨㄛˊ ㄒㄩㄢˊ
    • Gwoyeu Romatzyh: luoshyuan
    • IPA ^(key): /lu̯ɔ³⁵ ɕy̯ɛn³⁵/
• Cantonese
  • (Standard Cantonese, Guangzhou)⁺
    • Jyutping: lo⁴ syun⁴
    • Yale: lòh syùhn
    • Cantonese Pinyin: lo⁴ syn⁴
    • Guangdong Romanization: lo⁴ xun⁴
    • IPA ^(key): /lɔː²¹ ʃyːn²¹/
• Min Nan
  • (Hokkien: Xiamen, Quanzhou, Zhangzhou)
    • Pe̍h-ōe-jī: lô-soân
    • Tâi-lô: lô-suân
    • Phofsit Daibuun: loisoaan
    • IPA (Xiamen, Quanzhou): /lo²⁴⁻²² suan²⁴/
    • IPA (Zhangzhou): /lo¹³⁻²² suan¹³/
  • (Hokkien: Quanzhou)
    • Pe̍h-ōe-jī: lêr-soân
    • Tâi-lô: lêr-suân
    • IPA (Quanzhou): /lə²⁴⁻²² suan²⁴/
  • (Hokkien: General Taiwanese)
    • Pe̍h-ōe-jī: lê-chn̄g
    • Tâi-lô: lê-tsn̄g
    • Phofsit Daibuun: lezng
    • IPA (Taipei): /le²⁴⁻¹¹ t͡sŋ̍³³/
    • IPA (Kaohsiung): /le²³⁻³³ t͡sŋ̍³³/

Noun

螺旋

1. helix; spiral
2. (mechanics) screw

Derived terms

螺旋推進機／螺旋推进机 螺旋槳／螺旋桨 (luóxuánjiǎng) 螺旋狀／螺旋状

螺旋菌 螺旋體／螺旋体 雙螺旋／双螺旋 (shuāngluóxuán)

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Japanese

Kanji in this term
螺	旋
ら Jinmeiyō	せん Grade: S
on’yomi

Etymology

Sinitic. Date of borrowing unknown. Compare modern Mandarin 螺旋 (luóxuán).

Pronunciation

• On’yomi
  • (Tokyo) らせん [ràséń] (Heiban – [0])[1]
  • IPA^(key): [ɾa̠sẽ̞ɴ]

Noun

螺旋 (hiragana らせん, rōmaji rasen)

1. a helix, a spiral
2. a screw

Derived terms

• 螺 (ら)旋 (せん)階 (かい)段 (だん) (rasen kaidan): a spiral staircase
• 螺 (ら)旋 (せん)形 (けい) (rasenkei): a helix or spiral shape
• 螺 (ら)旋 (せん)状 (じょう) (rasenjō): a helix or spiral shape
• 螺 (ら)旋 (せん)状 (じょう)菌 (きん) (rasenjō kin): a spirillum (a spiral-shaped bacterium)
• 螺 (ら)旋 (せん)推 (すい)進 (しん)機 (き) (rasen suishinki): a screw (as for a ship or boat; obsolete, replaced by propellers)
• 螺 (ら)旋 (せん)水 (みず)揚 (あげ)機 (き) (rasen mizu-age ki): an Archimedes screw, a screw-shaped water pump

References

1. 1998, NHK日本語発音アクセント辞典 (NHK Japanese Pronunciation Accent Dictionary) (in Japanese), Tōkyō: NHK, →ISBN