ultrasonic waves; ultrasound
Refers to sound waves above the human hearing range, or the technology/imaging that uses them. Common in medical, industrial, and scientific contexts.
病院で超音波検査を受けた。
I had an ultrasound examination at the hospital.
コウモリは超音波を使って獲物を探す。
Bats use ultrasonic waves to find prey.
The doctor applied ultrasound to the pregnant woman's belly to check on the baby.
At the factory, they inspect the inside of metal parts using ultrasound.
Bats emit ultrasonic waves to perceive objects around them.
ultrasonography; ultrasound diagnosis
ultrasonic flaw detector; ultrasonic test instrument