七微

The seven atoms composing an aṇu [lang id =1028]阿耨; [lang id =1028]阿拏, [lang id =1028]阿菟色. Eitel's definition is seven atoms of dust, but the definition is doubtful. This molecule is larger than an "atom" , and according to the Sarvāstivāda it is the smallest visible particle. It is also a division of a yojana.