noun
martial arts training; practising martial arts
Formal or literary term for training in martial arts, often used in historical or traditional contexts.
彼は毎朝、道場で練武に励んでいる。
He devotes himself to martial arts training at the dojo every morning.
練武の精神は武士道に通じる。
The spirit of martial arts training is connected to bushido.
Compound of 練 (ren, 'to train, to drill') and 武 (bu, 'martial, military'). The exact historical derivation is uncertain, but the combination naturally conveys the idea of martial training.