正弦

Chinese

		just (right); main; upright just (right); main; upright; straight; correct; principle; Chinese 1st month of year	bow string; string of mus. instr.
simp. and trad. (正弦)		正	弦

Pronunciation

Mandarin
(Pinyin): zhèngxián

(Zhuyin): ㄓㄥˋ ㄒㄧㄢˊ
Cantonese (Jyutping): zing³ jin⁴, zing³ jyun⁴

Mandarin
- (Standard Chinese)⁺
  - Pinyin: zhèngxián
  - Zhuyin: ㄓㄥˋ ㄒㄧㄢˊ
  - Gwoyeu Romatzyh: jenqshyan
  - IPA ^(key): /ʈ͡ʂɤŋ⁵¹ ɕi̯ɛn³⁵/
Cantonese
- (Standard Cantonese, Guangzhou)
  - Jyutping: zing³ jin⁴, zing³ jyun⁴
  - Yale: jing yìhn, jing yùhn
  - Cantonese Pinyin: dzing³ jin⁴, dzing³ jyn⁴
  - Guangdong Romanization: jing³ yin⁴, jing³ yun⁴
  - IPA ^(key): /t͡sɪŋ³³ jiːn²¹/, /t͡sɪŋ³³ jyːn²¹/
  - Homophones:
    ^edit
    ^edit
    正弦
    證言／证言

Noun

正弦

(trigonometry) sine

See also

三角函數／三角函数 (sānjiǎo hánshù)
餘弦／余弦 (yúxián)
正切 (zhèngqiē)
餘切／余切 (yúqiē)
正割 (zhènggē)
餘割／余割 (yúgē)
正矢 (zhèngshǐ)
餘矢／余矢 (yúshǐ)
半正矢 (bànzhèngshǐ)
半餘矢／半余矢 (bànyúshǐ)
反正弦 (fǎnzhèngxián)
反餘弦／反余弦 (fǎnyúxián)
反正切 (fǎnzhèngqiè)
反餘切／反余切 (fǎnyúqiē)

Japanese

Kanji in this term
正	弦
せい Grade: 1	げん Grade: S
on’yomi

Pronunciation

On’yomi
- (Tokyo) せーげん [sèégéń] (Heiban – [0])
- (Tokyo) せーげん [séꜜègèǹ] (Atamadaka – [1])
- IPA^(key): [se̞ːɡẽ̞ɴ]

Noun

正弦 (hiragana せいげん, rōmaji seigen)

(trigonometry) sine

Synonyms

サイン (sain)

See also

三 (さん)角 (かく)関 (かん)数 (すう) (sankaku kansū)
余 (よ)弦 (げん) (yogen)
正 (せい)接 (せつ) (seisetsu)
余 (よ)接 (せつ) (yosetsu)
正 (せい)割 (かつ) (seikatsu)
余 (よ)割 (かつ) (yokatsu)
正 (せい)矢 (し) (seishi)
余 (よ)矢 (し) (yoshi)
半 (はん)正 (せい)矢 (し) (hanseishi)
半余矢 (はんよし, han'yoshi)

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