Ultrasonic devices Synonyms

Ultrasonic replaced

Definitions for Ultrasonic


  • (adjective) having frequencies above those of audible sound

Synonyms for phrase

UD abbreviation

UD is an abbreviation for Ultrasonic Devices
What does UD stand for?
UD stands for "Ultrasonic Devices"

Devices replaced

Definitions for Devices


  • (noun) an inclination or desire ; used in the plural in the phrase `left to your own devices'