Definition of "bandwidth" in English

noun

1. The width, usually measured in hertz, of a frequency band.

2. (of a signal) The width of the smallest frequency band within which the signal can fit.

3. (networking, informal) The rate of data flow in digital networks typically measured in bits per second; the bitrate.

4. (informal) The capacity, energy or time required.

   • I think it's a worthy project, but I just don't have the bandwidth right now.

5. (graph theory) The minimum, over all orderings of vertices of a given graph, of the length of the longest edge.