incredibly

Adverb

• not easy to believe
  • "behind you the coastal hills plunge to the incredibly blue sea backed by the Turkish mountains"
• exceedingly; extremely

Adv

• In an incredible manner; not to be believed.
• To a great extent; extremely.
• Used to note the surprising or hard-to-believe nature of what is being said and suggest that it is nevertheless true.

Examples

• He was incredibly wealthy.
• Incredibly, when he died they found he had left a million dollars to the Poetry Foundation.

Synonyms

fabulously, fantastically, implausibly, improbably, unbelievably

Antonyms

believably, credibly