Recent Examples of ultrasonic from the Web
Its ergonomics are good, with an under-glass ultrasonic fingerprint reader occupying the chin at the bottom of the phone and providing a reliable and consistent method for unlocking.
While DolphinAttack has its limitations — the transmitter must be close to the receiving device — experts warned that more powerful ultrasonic systems were possible.
To find out how hoary bats navigate, researchers used infrared cameras and ultrasonic microphones to record scores of them flying through a riverside corridor in California on five autumn nights.
To aid evaporation, Williams installed an an ultrasonic fogger inside the bioreactor.
In the wake of an in-flight engine failure that killed a Southwest Airlines passenger, the carrier has started ultrasonic engine inspections covering virtually its entire fleet of more than 700 planes.
The accelerated checks are ultrasonic inspections of fan blades of the CFM56 engines, which are manufactured in a joint venture of General Electric Co. and France's Safran Aircraft Engines.
An infrasonic or ultrasonic weapon can cause hearing loss and physical pain by emitting a sound not audible to a human ear within the vicinity of the victim.
Last year, the engine maker and the Federal Aviation Administration instructed airlines to make ultrasonic inspections of the fan blades of engines like those in Tuesday’s accident.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ultrasonic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Did You Know?
Ultrasound, or ultrasonography, works on the principle that sound is reflected at different speeds by tissues or substances of different densities. Ultrasound technology has been used medically since the 1940s. Sonograms, the pictures produced by ultrasound, can reveal heart defects, tumors, and gallstones; since low-power ultrasonic waves don't present any risks to a body, they're most often used to display fetuses during pregnancy in order to make sure they're healthy. Ultrasonics has many other uses, including underwater sonar sensing. High-power ultrasonics are so intense that they're actually used for drilling and welding.
ULTRASONIC Defined for English Language Learners
Definition of ultrasonic for English Language Learners
—used to describe sounds that are too high for humans to hear
medical Definition of ultrasonic
- removal of tartar with an ultrasonic scaler
ultrasonicallyplay \-i-k(ə-)lē\ adverb
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