Simple Definition of device
: an object, machine, or piece of equipment that has been made for some special purpose
: a weapon that explodes
: something that is done in order to achieve a particular effect
Full Definition of device
1 : something devised or contrived: as a (1) : plan, procedure, technique (2) : a scheme to deceive : stratagem, trick b : something fanciful, elaborate, or intricate in design c : something (as a figure of speech) in a literary work designed to achieve a particular artistic effect d archaic : masque, spectacle e : a conventional stage practice or means (as a stage whisper) used to achieve a particular dramatic effect f : a piece of equipment or a mechanism designed to serve a special purpose or perform a special function <an electronic device>
3 : an emblematic design used especially as a heraldic bearing
Examples of device in a sentence
The store sells TVs, VCRs, and other electronic devices.
agreeing to dismantle all nuclear devices
a useful mnemonic device for remembering the names of the planets
The company's method of tracking expenses is just a device to make it seem more profitable.
Origin and Etymology of device
Middle English devis, devise, from Anglo-French, division, plan, from deviser to divide, regulate, tell — more at devise
First Known Use: 14th century
DEVICE Defined for Kids
Medical Definition of device
: a piece of equipment or a mechanism designed to serve a special purpose or perform a special function
Seen and Heard
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