资料来源 : pyDict

有五角的,五角形的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Quinquangular \Quin*quan"gu*lar\, a. [L. quinquanqulus; quinque
   five + angulus ad angle: cf. F. quinquangulaire.]
   Having five angles or corners.