数直線

Japanese
Kanji in this term
数 直 線
すう
Grade: 2		 ちょく
Grade: 2		 せん
Grade: 2
on’yomi
Alternative spelling
數直線 (kyūjitai)

Etymology

Calque of English number line, equivalent to compound of 数(すう) (sū, “number”) + 直(ちょく)線(せん) (chokusen, “line”).

Pronunciation
  • (Tokyo) すうちょ​くせん [sùúchóꜜkùsèǹ] (Nakadaka – [3])[1]
  • (Tokyo) すうちょく​せん [sùúchókúꜜsèǹ] (Nakadaka – [4])[2]
  • IPA(key): [sɨᵝːt͡ɕo̞kɯ̟ᵝsẽ̞ɴ]

Noun

数(すう)直(ちょく)線(せん) • (sūchokusen) 

  1. (mathematics) number line

References
  1. Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tōkyō: Sanseidō, →ISBN
  2. Kindaichi, Kyōsuke et al., editors (1997), 新明解国語辞典 [Shin Meikai Kokugo Jiten] (in Japanese), Fifth edition, Tōkyō: Sanseidō, →ISBN
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