Some of the younger men in the club box exchanged a smile at this announcement, and glanced sideways at Lawrence Lefferts, who sat carelessly in the front of the box, pulling his long fair moustache, and who remarked with authority, as the soprano paused: "No one but Patti ought to attempt the Sonnambula."
He had half-expected her to appear again in old Mrs. Mingott’s box, but it remained empty; and he sat motionless, his eyes fastened on it, till suddenly Madame Nilsson’s pure soprano broke out into "M’ama, non m’ama …."
There are no more uses of "soprano" in the book.
Show samples from other sources
His voice cracked and he hit a soprano note.
Laurie Halse Anderson -- The Impossible Knife of Memory
The sirens droned on, a soprano counterpoint to the bombs’ relentless bass, their pitch so eerily human it sounded like every soul in London had taken to their rooftops to cry out collective despair.