円周

Japanese

Kanji in this term
円	周
えん Grade: 1	しゅう Grade: 4
on’yomi

Alternative spelling
圓周 (kyūjitai)

Circumference and diameter

Pronunciation

• (Tokyo) えんしゅう [èńshúú] (Heiban – [0])
• IPA^(key): [ẽ̞ɰ̃ɕɨᵝː]

Noun

円(えん)周(しゅう) • (enshū) ^{←ゑんしう (wensiu)?}

1. (geometry) circumference

Derived terms

• 円(えん)周(しゅう)角(かく) (enshūkaku, “inscribed angle, angle of circumference”)
• 円(えん)周(しゅう)率(りつ) (enshūritsu, “pi”)

See also

• 円(えん) (en, “circle”)
• 半(はん)径(けい) (hankei, “radius”)
• 直(ちょっ)径(けい) (chokkei, “diameter”)
• 円(えん)弧(こ) (enko, “circular arc”)
• 周(しゅう)囲(い) (shūi)

References

• 2002, Ineko Kondō; Fumi Takano; Mary E Althaus; et. al., Shogakukan Progressive Japanese-English Dictionary, Third Edition, Tokyo: Shōgakukan, →ISBN.