περίσςωμα

A. that which is over and above, esp. that which remains after the digestion of food, either as a secretion or an excretion, defined as τὸ τῆς τροφῆς ὑπόλειμμα, Arist. GA 724b26, cf. Epicur. Fr. 293, Meno Iatr. 4.35, Diocl.Fr. 141, Plu. 2.130a, etc.; ταῦτα δὲ [τὰ π.] ἐστὶ κόπρος, φλέγμα, χολή Arist. HA 511b9; also of hair and nails, Jul. Or. 6.189b.

2. metaph., refuse, dregs, ὥσπερ π. τῆς πόλεως Plu. Cor. 12.