Kěr'a-to-nyx'is, n.
n. [Gr. κέρας, κέρατος, horn, and νύξις, puncture.] (Surg.) The operation of removing a cataract by thrusting a needle through the cornea of the eye, and breaking up the opaque mass; couching.
n. [Gr. κέρας, κέρατος, horn, and νύξις, puncture.] (Surg.) The operation of removing a cataract by thrusting a needle through the cornea of the eye, and breaking up the opaque mass; couching.