3 syllables: Ul, tra, sounds. Stress on Ul.
UHL-truh-sowndz
/ˈʌltɹəsaʊndz/
Ultrasounds is pronounced UHL-truh-sowndz (/ˈʌltɹəsaʊndz/). It has three syllables (Ul-tra-sounds), with the stress on "Ul". Ultrasounds is a plural noun referring to high-frequency sound waves or the resulting images produced by equipment using those waves (as in medical imaging). The term combines Ultra- (beyond) with sound, indicating frequencies beyond human hearing, and sounds in the plural to reflect multiple instances or images.
nounUltrasounds is a plural noun referring to high-frequency sound waves or the resulting images produced by equipment using those waves (as in medical imaging). The term combines Ultra- (beyond) with sound, indicating frequencies beyond human hearing, and sounds in the plural to reflect multiple instances or images.
"The doctor used ultrasounds to monitor the fetus during pregnancy."
"New ultrasound scans provided clearer ultrasounds of the baby's heart."
"Veterinary clinics rely on ultrasounds to examine soft tissues in small animals."
Pronounce as /ˈʌl.trə.saʊndz/ (US/UK/AU share the same core pronunciation). The first syllable carries primary stress: UL. The middle syllable uses a schwa /ə/, and the final syllable ends with /saʊndz/ where /aʊ/ is the diphthong in “ow” and the final /dz/ is a voiced alveolar affricate. Tip: keep the /l/ light, avoid over-rolling the r, and make sure the /s/ in -sounds is not devoiced. You’ll often hear a smooth linkage between /trə/ and /saʊndz/ in fluent speech.
Most speakers misplace stress or mispronounce the final -ounds. Common errors: treating /ˈʌl.trə.saʊndz/ as UL-truh-SOUNDS with uneven secondary stress, or saying /ˈʌl.trə.soʊndz/ by wrong vowel in the second syllable. Also, some say an extra /r/ in the middle or blend /s/ with /z/ incorrectly. Correction: stress the first syllable, pronounce the middle as /ə/ (schwa) and keep the /aʊ/ diphthong close to ‘ow’ in “how,” then end with a clear /ndz/ cluster; practice slow, then natural speed.
In US, UK, and AU, the primary stress remains first syllable /ˈʌl/. Vowel quality of /ʌ/ is somewhat centralized in US and UK; AU tends to have a slightly higher starting vowel with a more open /ʌ/. The /tr/ sequence remains fairly consistent; the /aʊ/ diphthong in the final is similar across, but Australians may have a tighter jaw and less rounded /aʊ/. The final /ndz/ tends to be more affricated in US and AU, UK sometimes softer, still recognizable. Overall, accent differences are subtler than in some other words.
The difficulty comes from coordinating a three-syllable sequence with a schwa in the middle and a final diphthong plus voiced alveolar affricate. The /ˈʌl/ onset invites a quick /l/ release, the /trə/ cluster requires a light, non-rhotic /r/ influence, and the final /saʊndz/ has a tight /aʊ/ and /ndz/ cluster that can blur in fast speech. Practice with slow, deliberate reps to stabilize the tongue positions and then speed up while keeping the same articulations.
A distinctive feature is the strong initial syllable stress and the smooth transition from the schwa in /trə/ to the high-front glide in /saʊndz/. The /aʊ/ diphthong in /saʊndz/ can be challenging for non-native speakers who default to /aʊ/ as a monophthong. Focus on ending with a crisp /ndz/ rather than a soft /nz/ to preserve the voiced affricate.
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Ultrasounds derives from the prefix ultra- (Latin ultra, meaning beyond) combined with sound. The root sound comes from Old English sūnd (sound) and related Proto-Germanic *sūndiz. The compound conceptually signals frequencies beyond ordinary human hearing, i.e., beyond the audible range; in medical contexts, ultrasound refers to high-frequency sound waves used for imaging. The term first appeared in the early 20th century in scientific literature exploring high-frequency acoustics and piezoelectric transduction. As medical use developed, ultrasound became standard terminology for diagnostic imaging devices that emit high-frequency waves and capture echoes. By mid-century, “ultrasound” (singular) is documented widely, with “ultrasounds” as the plural form to describe multiple scans or images, while “ultrasound” is also used as a non-countable field or modality. The word also shows up in industrial non-destructive testing, where high-frequency acoustic waves reveal material properties. The evolution reflects broader exploration of acoustics, medicine, and imaging technology, with the term now ubiquitous in clinical, veterinary, and research contexts.
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Words that rhyme with "Ultrasounds"
-und sounds
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