Main Entry:

band·width

Pronunciation:

\ˈband-ˌwidth\

Function:

noun

Date:

1930

1: a range within a band of wavelengths, frequencies, or energies ; especially : a range of radio frequencies which is occupied by a modulated carrier wave, which is assigned to a service, or over which a device can operate2: the capacity for data transfer of an electronic communications system <graphics consume more bandwidth than text does> ; especially : the maximum data transfer rate of such a system <a bandwidth of 56 kilobits per second>