辞石，维语叫“阿虚克”，蒙语叫“石阿”，满语叫“罗丹”，古希腊语和吕底亚语叫“阿斯特洛伽洛斯”。《无史》中记为“碑石”，《蒙古秘史》和《蒙古黄金史》译为“辟骨”，明代史籍记为“贝石”。它是用羊及其他动物的后膝关节骨或用象牙、玉石仿制的一种玩具、赌具或占卜 Word stone, Uygur language is called “a virtual gram”, Mongolian is called “stone A”, Manchu called “Rodin”, ancient Greek and Lydian called “Astrogradaros.” “History of no” recorded as “steles”, “secret history of Mongolia” and “golden history of Mongolia” translated as “provision of bone”, Ming Dynasty historical records as “stone.” It is a kind of toy, gambling or fortune-telling which is imitated by the back knee of sheep and other animals or with ivory and jade