ultra-som
Portuguese
Noun
ultra-som m (plural ultra-sons)
- pre-reform spelling (used until 1990) of ultrassom; still used where the agreement hasn’t come into effect and may occur as a sporadic misspelling
Further reading
- “ultra-som”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026