na da

From RangjungYesheWiki

sound [JV]

Nada- sound [tip of the bindu ]. (as an Atiyoga term--sound beyond uttering or not] [IW]

Nada. Means tone of sound (sgra dbyangs). Subtle sound; nada, sound, [tip of the bindu ]. [RY]

primordial sound [RB]

nada, sound [IW]