square wave

noun

Mathematics, Physics.

1. a graph, function, vibration, etc., that is periodic and equal to one constant on one half of the period and a different constant, which may be zero, on the other half.

square wave

noun

1. an oscillation, for example in voltage pulse, that alternates between two fixed values with a negligible transition time between the two, giving a rectangular waveform

Word History and Origins

Origin of square wave¹

First recorded in 1930–35