noun, Mathematics, Physics.
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.
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
noun 1. a unit of area measurement equal to a square measuring one yard on each side; 0.8361 square meters. 2 , sq. yd. Abbreviation: yd.
adjective 1. approximately square.
noun 1. a hypothetical boson partner of a quark, the existence of which is implied by supersymmetry
noun, Physics. 1. strange quark.