Akademik

disbelievingly
adverb
in an incredulous manner
-

the woman looked up at her incredulously

Syn: ↑incredulously, ↑unbelievingly
Ant: ↑believingly (for: ↑unbelievingly), ↑credulously (for: ↑incredulously)
Derived from adjective: ↑disbelieving, ↑unbelieving (for: ↑unbelievingly), ↑incredulous (for: ↑incredulously)

Useful english dictionary. 2012.