Meaning & use
supersonic
Moving or capable of moving faster than the speed of sound.
See it in a sentence
The fighter jet reached supersonic speed within seconds of takeoff.
Engineers are developing a new supersonic passenger aircraft for airlines.
A note on using this word
Supersonic specifically means faster than sound, roughly 767 miles per hour at sea level; hypersonic refers to even greater speeds.
Words with a similar meaning
This term is best learned through its definition and examples.
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
subsonic
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