noun
The width, usually measured in hertz, of a frequency band.
(of a signal) The width of the smallest frequency band within which the signal can fit.
(networking, informal) The rate of data flow in digital networks typically measured in bits per second; the bitrate.
(informal) The capacity, energy or time required.
(graph theory) The minimum, over all orderings of vertices of a given graph, of the length of the longest edge.