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device is on the Academic Word List.

Pronunciation

change

Singular
device

Plural
devices

Device is on the Academic Vocabulary List.
  1. (countable) A device is a small machine or tool.
    She has a device in her kitchen for cutting garlic.
  2. (countable) A device is a machine or part attached to a computer, such as a keyboard, mouse, printer etc.
    The mouse is an important device for using the computer.
  3. (countable) A device is a clever way of doing something.
  4. (countable) A device is a logo.