destructive

adjective3

1. •
   Causing destruction; damaging.

   • The pastures are filled with gay political drop-outs, persons of reasonable intent who found the scene personally destructive. — 1980
2. •
   Causing breakdown or disassembly.

   • Catabolism is a destructive metabolism that involves the breakdown of molecules and release of energy.
3. •
   Lossy; causing irreversible change.

   • Blurring an image is a destructive operation, but rotating an image is not.