pulse wave

Noun

 * 1) A kind of non-sinusoidal waveform that is similar to a square wave but lacks the perfectly symmetrical shape.
 * 2)  The wave of increased pressure started by the ventricular systole, radiating from the semilunar valves over the arterial system, and gradually disappearing in the smaller branches.
 * 3) * H. N. Martin
 * The pulse wave travels over the arterial system at the rate of about 29.5 feet in a second.