Definition, Meaning & Synonyms

subsonically

adverb
/ˌsʌb.sənˈɒn.ɪ.kli/
Definition
in a manner that is slower than the speed of sound.
Examples
  • The aircraft flew subsonically, making it a quieter option for travel.
  • Subsonically operating vehicles can move through dense atmospheres without creating sonic booms.
Meaning
Referring to any motion or phenomenon that occurs at a speed below the speed of sound in a particular medium.
Synonyms
  • Below the speed of sound
  • Non-sonic
  • Subsonic