Last Updated
：2025/12/22
橈骨
Hiragana
とうこつ
Noun
Japanese Meaning
前腕の親指側にある長い骨で、肘から手首までを構成する骨の一つ。尺骨と対になって前腕を形作る。
Easy Japanese Meaning
うでの ひじから てくびまでの ぼねの ひとつ。おやゆびの ほうに ある。
Chinese (Simplified)
前臂两骨之一，位于拇指侧的长骨 / 与尺骨并列的前臂骨
Sense（1）
a radius (bone (human))
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
橈骨
See correct answer
He broke his radius in a skateboard accident.
See correct answer
彼はスケートボードの事故で橈骨を折ってしまった。
Japanese - English
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