incredulously
/ɪnˈkrɛdʒələsli/
adverb
- In a way that shows disbelief or unwillingness to believe.
- She raised an eyebrow incredulously when he said he had never heard of pizza.
- He shook his head incredulously as the story grew more and more unbelievable.
- The scientist looked at the data incredulously, certain there must be a mistake.
Antonyms