undoable
- s impossible to achieve
- In a computer-generated age, there's an odd thrill in seeing a real person do the undoable, like leap through a ring of flaming knives blindfolded.
- Out there on the patchwork turf of the University of Oklahoma's stadium, the Fighting Irish of Notre Dame were doing the undoable.
- He's attracted to this unlikely, maybe undoable scheme in part because it requires his own special skill set, and in part because as Charles Foster Kane said about running a .