noun
curved sword; curved blade
Refers to swords with a curved blade, such as scimitars or shamshirs. A somewhat technical or descriptive term; in everyday conversation, specific sword names are more common.
博物館でペルシャの曲刀を見た。
I saw a Persian curved sword at the museum.
曲刀は騎兵の武器として使われた。
Curved swords were used as weapons by cavalry.