supersonic

US /ˌsuː.pɚˈsɑː.nɪk/
UK /ˌsuː.pɚˈsɑː.nɪk/
"supersonic" picture
1.

supersonico

involving or denoting a speed greater than that of sound.

:
The new jet can fly at supersonic speeds.
Il nuovo jet può volare a velocità supersoniche.
A loud boom was heard as the aircraft broke the supersonic barrier.
Un forte boato fu udito quando l'aereo ruppe la barriera supersonica.