supersonic
[/ˌsuːpərˈsɑːnɪk/]
adjective
supersônico
1. relating to or denoting a speed greater than that of sound
The aircraft reached supersonic speeds during the test flight.
A aeronave atingiu velocidades supersônicas durante o voo de teste.
2. extremely fast; moving at very high speed
She made a supersonic dash to catch the last train.
Ela correu em velocidade supersônica para pegar o último trem.
3. of sound waves or vibrations with a frequency above the upper limit of human hearing
Ultrasonic and supersonic frequencies are used in medical imaging.
Frequências ultrassônicas e supersônicas são usadas em imagens médicas.
The term gained popularity in the mid-20th century with aviation advancements, particularly with the Concorde jet. In Brazil and Portugal, it's primarily used in technical and scientific contexts. In American English, it's commonly used metaphorically to describe anything extremely fast, especially in informal speech.
NYC Slang
mad fast, lightning-quick, blazing
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