The Collaborative International Dictionary of English v.0.48:

Coreplasty \Cor"e*plas`ty\ (k[o^]r"[-e]*pl[a^]s`t[y^]), n. [Gr.
   ko`rh pupil + -plasty.] (Med.)
   A plastic operation on the pupil, as for forming an
   artificial pupil. -- Cor`e*plas"tic (-pl[a^]s"t[i^]k), a.
   [Webster 1913 Suppl.]