amplitude amplitudethe maximum distance that a vibrating particle moves from its equilibrium; how much the medium is disturbed Related Articles: Glossary: shock waveHot Topic- Ocean-Based Renewable EnergyHot Topic- Killer Whales and Vessel NoiseGlossary: spectrumUnderwater Acoustic Impacts of COVID-19Glossary: automatic gain control (AGC)How animals extract information about the ambient environment: Passive listeningAmplitude and IntensityWhat is intensity?How do marine mammals produce sounds? Derek Sutcliffe2017-02-26T20:09:57-05:00