noun
hypersonic
Refers to speeds of Mach 5 and above, or to technology operating at such speeds. Used in aerospace and military contexts.
ハイパーソニックミサイルの開発が進んでいる。
Development of hypersonic missiles is progressing.
ハイパーソニック技術は次世代航空機に不可欠
Hypersonic technology is essential for next-generation aircraft.