device

noun

de·​vice di-ˈvīs How to pronounce device (audio)
1
: something devised or contrived: such as
a(1)
: plan, procedure, technique
a marketing device
mnemonic devices
(2)
: a scheme to deceive : stratagem, trick
b
: something fanciful, elaborate, or intricate in design
c
: something (such as a figure of speech) in a literary work designed to achieve a particular artistic effect
irony and other literary devices
a plot device
d
archaic : masque, spectacle
e
: a conventional stage practice or means (such 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
smartphones and other electronic devices
a hidden recording device
2
: desire, inclination
left to my own devices
3
heraldry : an emblematic design used especially as a heraldic bearing (see bearing sense 4)

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.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Don’t look at the sun through any unfiltered optical device — camera lens, telescope, binoculars — while wearing eclipse glasses or using a handheld solar viewer, NASA advises. Gina Park, CNN Money, 20 Sep. 2025 John tells fellow Hawaiians of the wisdom kept in this game like how the stone carvings from hundreds of years ago are believed to have been used as an abacus-esque device for managing and allocating land. Matt Negrin, Rolling Stone, 20 Sep. 2025 While convenient, fitness devices aren't always 100% accurate and may have varying degrees of error. Lauren O'Connor, Health, 20 Sep. 2025 Besides pinching, the Meta Ray-Ban Display glasses can also be controlled using the Meta AI voice assistant, just as users can with the device’s predecessors. Jonathan Vanian, CNBC, 20 Sep. 2025 See All Example Sentences for device

Word History

Etymology

Middle English devis, devise, from Anglo-French, division, plan, from deviser to divide, regulate, tell — more at devise

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of device was in the 14th century

Browse Nearby Words

Cite this Entry

“Device.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/device. Accessed 24 Sep. 2025.

Kids Definition

device

noun
de·​vice di-ˈvīs How to pronounce device (audio)
1
a
: a scheme to deceive : stratagem
b
: something (as a figure of speech) in a written work designed to achieve a particular artistic effect
c
: a piece of equipment to serve a special purpose
electronic devices
2
plural : a preferred way of doing or acting : inclination
left to her own devices
3
: a design that is an emblem
especially : one used in a coat of arms

Medical Definition

device

noun
de·​vice di-ˈvīs How to pronounce device (audio)
: a piece of equipment or a mechanism designed to serve a special purpose or perform a special function

More from Merriam-Webster on device

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