phonon

/หˆfoสŠ.nษ‘n/

IPA: /F OW1 N AH0 N/

noun
  1. 1

    The quantum of acoustic or vibrational energy (sound), considered a discrete particle rather than a wave.

  2. 2

    A unit of phonemics.

Source: https://en.wiktionary.org/wiki/phonon