SUPERSONIC
Meaning of SUPERSONIC in English
su ‧ per ‧ son ‧ ic /ˌsuːpəˈsɒnɪk◂ $ -pərˈsɑː-/ BrE AmE adjective
faster than the speed of sound:
supersonic aircraft
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012