I. ˈ ̷ ̷| ̷ ̷ noun
: the range within a band of wavelengths, frequencies, or energies ; specifically : the number of cycles per second expressing the difference between the limiting frequencies of a band
a television channel with a bandwidth of 6 megacycles
II. noun
: 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