This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Of, relating to, or capable of speed equal to or exceeding five times the speed of sound.

adj. equal to, or greater than, or capable of achieving, five times the speed of sound.

adj. far enough above the speed of sound so as to cause significant differences in behaviour due to chemical reactions or disassociation of the air.

n. Pertaining to or moving at a speed greatly in excess of the speed of sound, usually meaning greater than mach 5. All speeds in excess of the speed of sound are supersonic, but to be hypersonic requires even higher speed.

"The tool kit is standard NOW, however the repairs have never been testing in hypersonic flight, then may cause more drag and local to the repair."

supersonic   

subsonic    plasmasonic    transonic    supersonic   

Ionic    Masonic    Miltonic    Napoleonic    Panasonic    Platonic    allophonic    avionic    bubonic    catatonic   

supersonic    ultralight    near-light    t-38    blunt-nosed    four-engine    logistics    suborbital    widebody    fixed-wing