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ultra-som

Portuguese, noun

ultra-som is a Portuguese masculine noun meaning “pre-reform spelling (used until 1990) of ultrassom; still used where the agreement hasn’t come into effect and may occur as a sporadic…” (English Wiktionary, September 2026). The Portuguese Wiktionary (Wikcionário) defines it as “vide ultrassom”.

What does ultra-som mean in English?

noun

  1. 1

    masculinepre-reform spelling (used until 1990) of ultrassom; still used where the agreement hasn’t come into effect and may occur as a sporadic misspelling

Source: English Wiktionary, Portuguese section, dump of September 2, 2026 (CC BY-SA 4.0).

How Portuguese dictionaries define it

noun: 1. vide ultrassom

The definition in the Portuguese Wiktionary (Wikcionário), in Portuguese.

Source: Portuguese Wiktionary (Wikcionário), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.

Forms of ultra-som

  • ultra-sons plural

Source: English Wiktionary and Portuguese Wiktionary (Wikcionário) (dumps of September 2, 2026 and September 1, 2026).