Why is it der Ultraschall?
Ultraschall is a compound noun, and German compounds take the article of their last word: der Schall. So it’s der Ultraschall.
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Meaning
[1] Physics: Sound with frequencies that are higher than those that people can perceive from about 20,000 Hertz
[1] Physik: Schall mit Frequenzen, die höher sind als die, die der Mensch wahrnehmen kann, ab ungefähr 20 000 Hertz[2] Medicine: Short for ultrasound examination
[2] Medizin: kurz für UltraschalluntersuchungExamples
[1] At the dentist you can have your teeth cleaned by ultrasound
[1] Beim Zahnarzt kann man seine Zähne mittels Ultraschall reinigen lassen.
[2] Can you get Ms. Mir to the ultrasound
[2] Kannst du Frau Meiner zum Ultraschall bringen?
More source examples (1)
These dictionary examples can include historical and less common uses.
[2] Pregnant women regularly go to the ultrasound
[2] Schwangere Frauen gehen regelmäßig zum Ultraschall.
Declension
| 1 | Singular | Plural |
|---|---|---|
| Nominativ | der Ultraschall | — |
| Genitiv | des Ultraschalles des Ultraschalls | — |
| Dativ | dem Ultraschall dem Ultraschalle | — |
| Akkusativ | den Ultraschall | — |
Pronunciation
Dictionary entries include material from Wiktionary. Wiktionary