HyperDic: instantaneous_sound_pressure

English > 1 sense of the expression *instantaneous sound pressure*:
NOUN	phenomenon	instantaneous sound pressure, sound pressure	the difference between the instantaneous pressure at a point in a sound field and the average pressure at that point

English > *instantaneous sound pressure*: 1 sense > noun 1, phenomenon
Meaning	The difference between the instantaneous pressure at a point in a sound field and the average pressure at that point.
Synonym	sound pressure
Broader	pressure, pressure level, force per unit area	The force applied to a unit area of surface
Spanish	presión sonora
Catalan	nivell de pressió sonora