刀 (Dāo)
Origin: China, traditional military weapon. Form created by Chen Village masters, refined within the Chen family tradition.
Date: Incorporated into Chen Taijiquan by the 17th century (Chen Wangting’s era).
Description: A single-edged, curved weapon emphasizing circular cutting, spirals, and whole-body force. The Chen-style Dao form expresses explosive fajin, rooted footwork, and close-range power.