unimaginably

/ˌʌnɪˈmædʒɪnəbli/
adverb
  1. To a degree that is impossible to imagine; extremely.
    • The pain she felt after the accident was unimaginably intense.
    • The universe is unimaginably vast, with billions of galaxies.
    • Technology has advanced unimaginably since the 1990s.
Antonyms
What does "unimaginably" mean? | whatsthatwordmean | whatsthatwordmean