|n.||1.||The maximum rate of information transfer (measured in bits/second) that can be carried by a communication channel.|
|Noun||1.||bandwidth - a data transmission rate; the maximum amount of information (bits/second) that can be transmitted along a channel|
|(communications)||bandwidth - The difference between the highest and lowest
frequencies of a transmission channel (the width of its
allocated band of frequencies).|
The term is often used erroneously to mean data rate or capacity - the amount of data that is, or can be, sent through a given communications circuit per second.