From Hindupedia, the Hindu Encyclopedia

By Jit Majumdar

Sometimes transliterated as: Anahata-nada, AnAhata-nAda, Anaahata-naada

  1. undeformed or untouched sound.
  2. the unmanifested and most subtle form of sound, or logos, that is untouched or undefiled by the human voice and tongue, or any mechanical means, as a manifestation of the Absolute Truth.