impossibly

Adverb

• to a degree impossible of achievement
  • "long thought to be an impossibly difficult operation"
  • "impossibly far from sources of supply"

Adv

• Not possibly; in an impossible manner.
• To the point of impossibility.
• Contrary to what had been thought possible.

Examples

• Impossibly, after the water receded, the cat was found asleep on a chair jammed in a tree.
• The topology problem was impossibly difficult.

Antonyms

possibly