rise time rise timethe time it takes for the leading edge of an [acoustic] pulse to rise from its minimum to its maximum value. Related Articles: Determine if a sound affects a marine animalBlast Injury, Barotrauma, and Acoustic TraumaPile drivingTutorial: Seismic AirgunSeismic AirgunsFacts and Myths Holly Morin2020-02-07T14:53:02-05:00