1) Syndectomy 
<procedure> The removal of a paracorneal strip of the conjunctiva for the relief of corneal disease. ... Synonym: circumcision. ... Origin: peri-+ G. Ektome, excision ... (05 Mar 2000) ... 
(per″ĭ-tek´tә-me) excision of a ring of conjunctiva around the cornea in treatment of pannus.
Type: Term Pronunciation: per′i-tek′tŏ-mē Definitions: 1. The removal of a paracorneal strip of the conjunctiva for the relief of corneal disease. Synonyms: circumcision2
peritectomy Excision of a ring of conjunctiva (thin clear moist membrane that coats the inner surfaces of the eyelids and the outer surface of the eye) behind the limbus (border or margin), followed by cauterization of the trench thus made.