regimental
🇺🇸
/ˌredʒɪˈmentl/
🇬🇧
/ˌredʒɪˈmentl/
relating to a military regiment
The soldiers wore regimental uniforms that showed which army unit they belonged to.
兵士たちは所属する軍隊の部隊を示す連隊の制服を着ていた。