ultrasound
/ɔl.t͡ʃɹə.sæɔnd/
Word Rarity
Rare
Frequency: Zipf frequency 3.51 in modern English
11
Scrabble Score
10
Letters
3
Syllables
9
Unique Chars
Meaning
noun
Sound with a frequency greater than the upper limit of human hearing, which is approximately 20 kilohertz.
Countable; Uncountable
verb
To treat (someone or something) with ultrasound.
Example Sentences
- "Ultrasound as a treatment for degenerative arthritis was in its infancy. It might eventually turn out to be as effective as the Salk vaccine, or as bogus as the science of phrenology."
- "But after a few visits to share details about ultrasounds and such, Juno and Mark find they have similar interests in music and movies - and Juno does have extraordinary tastes for someone her age, from the songs of Iggy and the Stooges to the horror flicks of Dario Argento."
- "It’s estimated only 0.1% of antibodies circulating in the bloodstream enter the brain – this also includes the therapeutic antibodies currently used in clinical trials. An approach my team is taking is to use ultrasound to temporarily open the blood-brain barrier, which increases the uptake of Alzheimer’s drugs or antibody fragments."
Etymology
Etymology tree Proto-Indo-European *h₂el- Latin ūls Proto-Indo-European *-teros? Latin -ter Old Latin -ād Latin -ā Latin ultrābor. English ultra- English sound English ultrasound From ultra- + sound.
Regional Pronunciation
- American English: /ɔl.t͡ʃɹə.sæɔnd/