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4 definitions found
 for bandwidth
From The Collaborative International Dictionary of English v.0.48 :

  bandwidth \band"width`\ n.
     The maximum rate of information transfer (measured in
     bits/second) that can be carried by a communication channel.
     "The bandwidth of an analog telephone line is less than 100
     kilobits per second."
     [WordNet 1.5]

From WordNet (r) 3.0 (2006) :

      n 1: a data transmission rate; the maximum amount of information
           (bits/second) that can be transmitted along a channel

From The Jargon File (version 4.4.7, 29 Dec 2003) :

      1. [common] Used by hackers (in a generalization of its technical meaning)
      as the volume of information per unit time that a computer, person, or
      transmission medium can handle. ?Those are amazing graphics, but I missed
      some of the detail ? not enough bandwidth, I guess.? Compare low-bandwidth
      ; see also brainwidth. This generalized usage began to go mainstream
      after the Internet population explosion of 1993-1994.
      2. Attention span.
      3. On Usenet, a measure of network capacity that is often wasted by
      people complaining about how items posted by others are a waste of

From The Free On-line Dictionary of Computing (30 December 2018) :

      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.
     [How is data capacity related to bandwidth?]
     [{Jargon File]

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