noun, noun or participle which takes 'suru', intransitive verb
cooperation; collaboration; joining forces
Rare, formal term for working together toward a common goal. Often replaced by 協力 (きょうりょく) in modern Japanese. The kanji 戮 carries a sense of combined effort, but the word is largely literary or archaic.
See also: 協力
The two companies cooperated to develop a new product.
戮力同心の精神で難局を乗り越えた。
They overcame the crisis with a spirit of united effort and cooperation.