adverb
To an extremely high degree, so that it seems impossible.
The rent is impossibly high.
Common phrases & grammar
impossibly high · impossibly difficult
American English
How to pronounce impossibly
adverbB2
ihmPʰAHsuhblee
/ɪmˈpʰɑ.səb.li/
4 syllables · Stress the second syllable.
To an extremely high degree, so that it seems impossible.
Practice out loud