adj
supersonic
adj
1
Faster than the speed of sound.
"The jet reached supersonic speed as it climbed."
"Concorde was famous for its supersonic passenger flights."
How to Use Supersonic
Learner’s notesIn plain EnglishTraveling faster than sound travels.
Common pairings
supersonic speed
supersonic jet
break the supersonic barrier
Word Forms
supersonics plural
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The jet reached _____ speed as it climbed.
Etymology
From super- + sonic; a doublet of hypersonic.