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ultrasonic

One entry found for ultrasonic.
Main Entry: ul·tra·son·ic
Pronunciation: -'sä-nik
Function: adjective
1 : having a frequency above the human ear's audibility limit of about 20,000 hertz -- used of waves and vibrations
2 : utilizing, produced by, or relating to ultrasonic waves or vibrations <ultrasonic testing of metal>
- ul·tra·son·i·cal·ly /-ni-k(&-)lE/ adverb