1. n. []
The difference between the maximum displacement of a wave and the point of no displacement, or the null point. The common symbol for amplitude is a.
See: amplitude anomaly, attenuation, attribute, bright spot, dilatation, dim spot, filter, footprint, gain, peak, polarity, rarefaction, reflection coefficient, spectral, spectrum, suppression, time slice, trough, true-amplitude recovery, waveform, wavelet, wiggle trace
2. n. []
The amount of displacement of a seismic wavelet measured from peak to trough.