ultrasonic

adj. having a frequency above the range of sound audible to the human ear (of waves, vibrations, etc.)

Ultrasound is sound with a frequency greater than the upper limit of human hearing. Ultrasonic is an adjective referring to ultrasound.Ultrasound and ultrasonic may also refer to:Medical ultrasonography, an ultrasound-based diagnostic imaging techniqueThe Ultrasonics, a dance bandUltrasound (band), a rock bandGravis Ultrasound, a sound card for the PCUltrasonics, a trade term for the use of high-intensity acoustic energy to change materialsUltrasonic testing, a technique of Non-destructive testing
See more at Wikipedia.org...

Adjective
1. having frequencies above those of audible sound
(synonym) supersonic
(similar) inaudible, unhearable

a wirebond process using ultrasonic energy to form wirebonds.

fiz. ultrasonicunde ultrasonice = ultrasonic / ultrasound waves