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ultra-heat-treated
ultra vires
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ultracentrifuge
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ultrasonic testing
ul·tra·son·ic test·ing


noun 
Definition:
 
testing using ultrasound: the scanning of surfaces with high-frequency sound waves in order to gauge their integrity and check for flaws or to measure the thickness of materials
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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