supersonic

English dictionary entry

Meanings

adj
  1. Greater than the speed of sound (in the same medium, and at the same temperature and pressure).
  2. Ultrasonic, having a frequency too high to be audible.
noun
  1. An aircraft that can travel at the speed of sound.

Pronunciation

LL-Q1860 (eng)-Vininn126-supersonic.wav

Word forms

supersonic supersonics

Etymology

From super- + sonic. Doublet of hypersonic.

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