直径

See also: 直徑

Chinese

For pronunciation and definitions of 直径 – see 直徑 (“diameter; etc.”). (This term is the simplified form of 直徑).

Notes: Simplified Chinese is mainly used in Mainland China, Malaysia, and Singapore. Traditional Chinese is mainly used in Hong Kong, Macau, and Taiwan.

Japanese

Kanji in this term
直	径
ちょく > ちょっ Grade: 2	けい Grade: 4
on’yomi

Alternative spelling
直徑 (kyūjitai)

Pronunciation

• (Tokyo) ちょっけー [chòkkéé] (Heiban – [0])
• IPA^(key): [t͡ɕo̞k̚ke̞ː]

Noun

直(ちょっ)径(けい) • (chokkei) 

1. (geometry) diameter

   宇宙(うちゅう)の直径(ちょっけい)は約(やく )930(きゅうひゃくさんじゅう)億光年(おくこうねん)だ。

   Uchū no chokkei wa yaku kyūhyakusanjū-oku kōnen da.

   The diameter of the universe is some ninety-three billion light years.

2. (graph theory) diameter

See also

• 半径(はんけい) (hankei)

References

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