Meaning of the word astonishingly in English

What does astonishingly mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

astonishingly

US /əˈstɑː.nɪ.ʃɪŋ.li/
UK /əˈstɒn.ɪ.ʃɪŋ.li/
"astonishingly" picture

Adverb

in a way that is extremely surprising or impressive; remarkably

Example:
The new technology works astonishingly well.
She finished the marathon in an astonishingly fast time.