Italian Etymology From fascino + -oso. Pronunciation IPA(key): /faʃ.ʃiˈno.zo/, (traditional) /faʃ.ʃiˈno.so/ Rhymes: -ozo, (traditional) -oso Hyphenation: fa‧sci‧nó‧so Adjective fascinoso (feminine fascinosa, masculine plural fascinosi, feminine plural fascinose) fascinating, charming Synonym: affascinante glamorous, stylish Derived terms fascinosamenteWikiwand - on Seamless Wikipedia browsing. On steroids.