Definition of ossia in English:

ossia

conjunction

Music
  • As a musical direction: or rather; alternatively. Also as noun: an alternative version.

Origin

Late 19th century; earliest use found in John Stainer (1840–1901), musicologist and composer. From Italian ossia from o sia, lit. ‘or let-it-be’ from o or + sia, 3rd singular present subjunctive of essere to be.

Pronunciation

ossia

/ɒˈsiːə//ˈɒsjə/