شحذ

مَشْحَذَةٌ ذ [ A cause, or means, of sharpening: a word of the class of مَجْبَنَةٌ &c.]. One says, هٰذَا كَلَامٌ مَشْحَذَةٌ لِلْفَهْمِ (tropical:) [ This is discourse that is a cause, or means, of sharpening of the understanding ]. (A.)