I. so ‧ pra ‧ no 1 /səˈprɑːnəʊ $ -ˈprænoʊ/ BrE AmE noun ( plural sopranos )
[ Date: 1700-1800 ; Language: Italian ; Origin: sopra 'above' ]
1 . [countable] a very high singing voice belonging to a woman or a boy, or a singer with a voice like this ⇨ ↑ mezzo-soprano
2 . [singular] the part of a musical work that is written for a soprano voice or instrument:
She sings soprano.
⇨ alto
, baritone
, bass
, tenor
II. soprano 2 BrE AmE adjective [only before noun]
a soprano voice or instrument has the highest range of notes