半径

See also: 半徑

Chinese

For pronunciation and definitions of 半径 – see 半徑 (“radius; etc.”). (This term is the simplified form of 半徑).

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

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Japanese

Kanji in this term
半	径
はん Grade: 2	けい Grade: 4
on'yomi

Alternative spelling
半徑 (kyūjitai)

Etymology

半 (han, “half”) + 径 (kei, “diameter”)

Noun

1. (geometry) radius

Related terms

• 円(えん) (en): circle
• 直径(ちょっけい) (chokkei): diameter
• 円周(えんしゅう) (enshū): circumference

References

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