Definition of superius in English:

superius

noun

mass noun
  • The highest voice part in early choral music; the cantus.

    • ‘In this final section of Kyrie I the tenor abandons formally quoting the cantus firmus and instead gives free material, bars 40-49, first heard at bars 31 in the superius.’

Origin

Late 18th century: from Latin, neuter (used as a noun) of superior (see superior).

Pronunciation

superius

/suːˈpɪərɪəs/