altos
al-tos
noun
The lowest female singing voices or high male countertenor voices.
"The choir's altos provided a rich, warm harmony."
noun
Musical instruments, like saxophones, pitched lower than sopranos.
"The music shop displayed various altos, including saxophones."
Thesaurus
Synonyms: high, high-pitched, countertenor, contralto, low-pitched, low