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device

B1
noun

Pronunciation

UK

  • /dɪvˈaɪs/

US

  • /dɪˈvaɪs/

Description

A device isn't just some fancy gadget; it's anything designed for a specific purpose. Think of it as a clever solution to a problem. A simple lever is a device, but so is a complicated spaceship! You might use a measuring device like a thermometer or scale, or a safety device like a seat belt. The context matters—sometimes "device" implies something mechanical or electronic, while other times it's just a way of doing things.

Consider the phrase "a clever device." It suggests a smart idea with a clear purpose. A detective might use recording devices to gather evidence, while an author uses literary devices like metaphors and similes to make writing more vivid. Even a sneaky plan can be called a device!

Examples

  1. 1

    Smart locks

    This device lets you unlock the door with your phone.

  2. 2

    Air travel

    Passengers must switch off all electronic devices during takeoff.

  3. 3

    Measurement tool

    The lab is testing a new device for measuring air quality.

    • Pattern

      device for + -ing

      a tool made for a particular job

  4. 4

    Medical implant

    Doctors implanted a small device to help his heart beat normally.

  5. 5

    Network

    The app can track every device connected to the network.

  6. 6

    Storytelling

    The flashback is a common storytelling device in movies.

    • Phrase

      storytelling device

      a technique used to tell a story

  7. 7

    Plot mechanics

    The long-lost letter felt like a lazy plot device.

    • Phrase

      plot device

      something added to make the story move in a certain direction

  8. 8

    Independence

    Leave the kids alone for an hour, and they’ll find trouble with their own devices.

    • Phrase

      left to your own devices

      without anyone controlling or helping you

Forms and spellings

2 forms open this card.

Main spelling

  • devicenoun

Forms

  • devicespluralnoun