noun, noun or participle which takes 'suru'
dividing and advancing; advancing in separate columns
Military term for splitting forces and advancing along different routes, often to converge later. Used in historical or strategic contexts.
部隊は二手に分進して敵を包囲した。
The troops divided into two columns and advanced to surround the enemy.
Compound of 分 (divide) and 進 (advance). The exact historical derivation is uncertain; the term is used in military contexts.