Supersonic
Definition 1 of 2
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Speed Context
Used to describe objects moving faster than sound, usually in aerospace and military contexts. The supersonic missile was launched during the test.
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Technical Term
A technical term often found in science, engineering, and aviation. Supersonic aerodynamics are critical for a stealth fighter's design.
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Not Sonic Speed
Despite 'sonic' in the name, it means faster than sound, not simply the speed of sound. Breaking the sound barrier means achieving supersonic speed.