What is the word to describe a singer with bass voice in opera?

The word to describe a singer with bass voice in opera is "bass". A bass is a male singer who sings the lowest vocal line in an opera or other musical work. Basses are typically divided into two categories: basso profondo, who have a very low range, and basso cantante, who have a more lyrical voice. Some famous basses include Ezio Pinza, Cesare Siepi, and Samuel Ramey.