inconceivably

/ˌɪnkənˈsivəbli/
adverb
  1. In a way that is impossible to imagine or understand; extremely.
    • The universe is inconceivably large, with billions of galaxies.
    • She had inconceivably good luck, winning the lottery twice.
    • The damage from the earthquake was inconceivably vast.
Antonyms
What does "inconceivably" mean? | whatsthatwordmean | whatsthatwordmean