Feb 7, 2026 soprano sə-ˈpra-(ˌ)nō 3 syllables uncommon ‹ adjective.relating to or having the range or part of a soprano noun.the highest singing voice of women or boys and formerly of castrati; also: a person having this voice noun.the highest voice part in a 4-part chorus noun.a member of a family of instruments having the highest range › Origin Italian, adjective & noun, from sopra above, from Latin supra.