prerezati

1. to cut in two; to cut through
   Prerezala je jabuku na pola. — She cut the apple in half.
   Gradonačelnik je prerezao vrpcu i otvorio most. — The mayor cut the ribbon and opened the bridge.
2. (of a cable, pipe) to cut; to sever
   Neko je prerezao kabl i ostali smo bez interneta. — Someone cut the cable and we were left without internet.

The imperfective is prerezivati.