Ezio Pinza et al

• Low singers
• Pinza and Chaliapin
• Lowest-voiced choir members
• Those playing the role of Boris Godunov
• Low men at La Scala
• Samuel Ramey and Ezio Pinza
• Deep opera voices
• Hines and Moll
• Mozart's Don Alfonso and Leporello

Wiktionary Word definitions in Wiktionary
n. (plural of basso English)