hypersonic
adjective
hy·per·son·ic
ˌhī-pər-ˈsä-nik 
1
: of or relating to speed five or more times that of sound in air compare sonic
2
: moving, capable of moving, or utilizing air currents that move at hypersonic speed
hypersonic wind tunnel
Examples of hypersonic in a Sentence
Recent Examples on the Web
Pentagon officials say the SDA's satellite constellation, officially called the Proliferated Warfighter Space Architecture, is tailored to detect and track more modern threats, such as smaller missiles and hypersonic weapons carrying conventional warheads.
—
Stephen Clark, ArsTechnica, 11 Sep. 2025
Japanese defense planners have studied pairing railguns with long-range intercept systems to strengthen layered air defense against threats such as hypersonic glide vehicles and massed drone swarms.
—Kapil Kajal, Interesting Engineering, 11 Sep. 2025
Railguns are also seen as a potential countermeasure against hypersonic missiles, which can travel at over five times the speed of sound, according to the Japanese newspaper Yomiuri Shimbun.
—Ryan Chan, MSNBC Newsweek, 11 Sep. 2025
Interceptor drones provide Ukraine with a practical means to neutralize the Shahed threat while conserving high-value air defense assets for use against cruise and hypersonic missiles.
—Vikram Mittal, Forbes.com, 9 Sep. 2025
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Stephen Clark, ArsTechnica, 11 Sep. 2025
Japanese defense planners have studied pairing railguns with long-range intercept systems to strengthen layered air defense against threats such as hypersonic glide vehicles and massed drone swarms.
—Kapil Kajal, Interesting Engineering, 11 Sep. 2025
Railguns are also seen as a potential countermeasure against hypersonic missiles, which can travel at over five times the speed of sound, according to the Japanese newspaper Yomiuri Shimbun.
—Ryan Chan, MSNBC Newsweek, 11 Sep. 2025
Interceptor drones provide Ukraine with a practical means to neutralize the Shahed threat while conserving high-value air defense assets for use against cruise and hypersonic missiles.
—Vikram Mittal, Forbes.com, 9 Sep. 2025
See All Example Sentences for hypersonic
Cite this Entry
“Hypersonic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypersonic. Accessed 16 Sep. 2025.
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