Stegnotic \Steg*no"tic\, a. [Gr. stegnwtiko`s, fr. stegnoy^n to cover, to make costive, fr. stegno`s, stegano`s, covered, closed.] (Med.) Tending to render costive, or to diminish excretions or discharges generally. -- n. A stegnotic medicine; an astringent. [1913 Webster]