SUPERSONIC


Meaning of SUPERSONIC in English

I. -ˈsä-nik adjective

Etymology: Latin super- + sonus sound — more at sound

Date: 1919

1. : ultrasonic

2. : of, being, or relating to speeds from one to five times the speed of sound in air — compare sonic

3. : moving, capable of moving, or utilizing air currents moving at supersonic speed

4. : relating to supersonic airplanes or missiles

the supersonic age

• su·per·son·i·cal·ly -ni-k(ə-)lē adverb

II. noun

Date: circa 1924

1. : a supersonic wave or frequency

2. : a supersonic airplane

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.