سم

مَسَمُّ ذ A place of perforation, of transpiercing, or of passing through: pl. مَسَامُّ. (Msb.) [Hence,] مَسَامُّ الجَسَدِ (S, K) or البَدَنِ (Msb) The perforations [or pores ] of the body (S, Msb, K) through which the sweat and the exhalation of the interior thereof pass forth: (Msb:) المَسَامُّ [thus] applied to the مَنَافِذ [ of the body ] is a term of the physicians. (Mgh.)