Available Definitions:
1) a. - Drawing together the tissues; binding; contracting; -- opposed to laxative; as, astringent medicines; a butter and astringent taste; astringent fruit.
2) a. - Stern; austere; as, an astringent type of virtue.
3) n. - A medicine or other substance that produces contraction in the soft organic textures, and checks discharges of blood, mucus, etc.