Bandwidth has several related meanings: * Bandwidth (computing) or digital bandwidth a rate of data transfer, throughput or bit rate measured in bits per second (bps) * Bandwidth (signal processing) or analog bandwidth frequency bandwidthor radio bandwidth a measure of the width of a range of frequencies, measured in hertz * Spectral linewidth the width of an atomic or molecular spectral line, measured in hertz Bandwidth can also refer to: * Bandwidth (linear algebra) the width of the band of nonzero terms around the diagonal of a matrix * In kernel density estimation "bandwidth" describes the width of the convolution kernel used * A normative expected range of linguistic behavior in language expectancy theory * In list of buzzwords the resources needed to complete a task or project * Bandwidth (radio program) A Canadian radio program *Graph bandwidth in graph theory ar:عرض نطاق da:Båndbredde