Kolmisärmäinen

Kolmisärmäinen is a Finnish term that literally translates to "three-edged" or "three-angled." It is primarily used in the context of weaponry, specifically referring to a type of bayonet. A kolmisärmäinen bayonet is characterized by its triangular cross-section, distinguishing it from bayonets with single or double edges. This design often provides increased rigidity and a formidable piercing capability.

Historically, kolmisärmäinen bayonets have been associated with certain military firearms, particularly those of Soviet and Russian origin. They were designed to be attached to the muzzle of a rifle, transforming the firearm into a short spear for close-quarters combat. The triangular shape is not just for aesthetic purposes; it contributes to the bayonet's strength and its ability to penetrate various materials effectively.

While often associated with older military equipment, the concept of a three-edged bayonet continues to influence modern bayonet designs in terms of durability and piercing power. The term itself, though specific to Finnish military parlance, describes a physical characteristic of a weapon component that has seen widespread use in various forms across different armies throughout history. The practical advantages of its shape have ensured its continued relevance in the design of edged weapon attachments for firearms.