Synonyms|5Antonyms|0|Broader|1Narrower|0Related|8
2
sound barrier
2
speed of sound(expression, idiom)
2
supersonics
1
ultrasonic
1
ultrasounds
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APASmart Define. (2015). ultrasonics thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ultrasonics/thesaurus/synonyms
ChicagoSmart Define. 2015. "ultrasonics thesaurus" https://smartdefine.org/ultrasonics/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, ultrasonics thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ultrasonics/thesaurus/synonyms>.
MLASmart Define. "ultrasonics thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/ultrasonics/thesaurus/synonyms>