arioso

 
Pronunciation: /ˌarɪˈəʊzəʊ, -səʊ/

noun

(plural ariosos) [mass noun] Music
  • (especially in opera and oratorio) vocal music that is more melodic than recitative but less formal than an aria: short passages of arioso [count noun]: his final arioso was more assured [as modifier]: these anthems contain arioso writing

Origin:

Italian, from aria