切線

See also: 切线

Chinese

		close to; to cut; to slice	line
trad. (切線/切綫)		切	線/綫
simp. (切线)		切	线

Pronunciation

• Mandarin

  (Pinyin): qiēxiàn

  (Zhuyin): ㄑㄧㄝ ㄒㄧㄢˋ

• Cantonese (Jyutping): cit³ sin³

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• Mandarin
  • (Standard Chinese)⁺
    • Hanyu Pinyin: qiēxiàn
    • Zhuyin: ㄑㄧㄝ ㄒㄧㄢˋ
    • Tongyong Pinyin: ciesiàn
    • Wade–Giles: chʻieh¹-hsien⁴
    • Yale: chyē-syàn
    • Gwoyeu Romatzyh: chieshiann
    • Palladius: цесянь (cesjanʹ)
    • Sinological IPA ^(key): /t͡ɕʰi̯ɛ⁵⁵ ɕi̯ɛn⁵¹/
• Cantonese
  • (Standard Cantonese, Guangzhou–Hong Kong)⁺
    • Jyutping: cit³ sin³
    • Yale: chit sin
    • Cantonese Pinyin: tsit⁸ sin³
    • Guangdong Romanization: qid³ xin³
    • Sinological IPA ^(key): /t͡sʰiːt̚³ siːn³³/

Noun

切線

1. (countable, differential geometry) tangent (straight line touching a curve at a single point) (Classifier: 條／条 m)

See also

• 正切 (zhèngqiē)
• 餘切／余切 (yúqiē)

Verb

切⫽線 (verb-object)

1. (chiefly Hong Kong) to change lanes when driving

Synonyms

• 變道／变道 (biàndào)
• (Hong Kong Cantonese) cut線／cut线

Japanese

Kanji in this term
切	線
せつ > せっ Grade: 2	せん Grade: 2
on’yomi

For pronunciation and definitions of 切線 – see the following entry.

【接線せっせん】 [noun] (geometry) a tangent

(This term, 切線, is an alternative spelling of the above term.)