English Reference

Word

device

Phoneticsde·vice, stress on the second syllable

US/dɪˈvaɪs/

UK/dɪvˈaɪs/

Definitions

01a tool or machine

A2 · Elementary Countable noun

n. an object or machine that has been made for a specific purpose, especially an electronic one.

n. a piece of equipment or a mechanism designed to serve a specific function, particularly in electronic or mechanical contexts.

“You can connect more than one mobile device to the office Wi-Fi.”

“The laboratory is equipped with a sophisticated tracking device that monitors the movement of particles in real time.”

02a clever plan

B2 · Upper Intermediate Countable noun

n. a clever plan or trick used to get a specific result.

n. a scheme, stratagem, or artifice designed to achieve a particular goal, often through cleverness or deception.

“The character in the story used a clever device to escape from the locked room.”

“The tax hike was merely a political device intended to appease the opposition without making substantive changes to the budget.”

Synonyms

03writing/speech technique

B2 · Upper Intermediate Countable noun Academic

n. a special way of using words to create a particular effect in a story or speech.

n. a linguistic or structural technique employed by a writer or speaker to achieve a specific rhetorical or aesthetic effect.

“Metaphor is a common literary device used to compare two different things.”

“The orator employed several rhetorical devices, including repetition and irony, to sway the undecided members of the audience.”

Synonyms

04a logo or emblem

C1 · Advanced Countable noun Formal

n. a design or symbol used as a logo or to represent a person or group.

n. a symbolic design, emblem, or heraldic figure used to identify a person, family, or corporate entity.

“The knight's shield was decorated with a golden lion device.”

“The company's trademark device was prominently displayed on every piece of official correspondence to ensure brand recognition.”

05an explosive

B2 · Upper Intermediate Countable noun Technical

n. a word sometimes used for a bomb, especially one made by hand.

n. a euphemistic or technical term for an explosive unit, often an improvised one.

“The police found a suspicious device left in the park and called the experts.”

“Security forces were alerted to the presence of an improvised explosive device concealed within a discarded container near the terminal.”

Usage

Often appears in the phrase 'incendiary device' or 'explosive device'.

Synonyms

Collocations

Common phrases and expressions where native English speakers use the word “device” in context.

01. use device 02. various device

Confusables

device vs devise

Device is the physical tool or object, while devise is the action of creating a plan or system.

RememberDevice = Equipment. Devise = Design.

Etymology

Etymology tree Proto-Indo-European *dews-? Proto-Indo-European *dus- Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Indo-European *dwóh₁ Proto-Indo-European *dwís Latin dis- ▲ Proto-Indo-European *dwi- Proto-Indo-European *dʰeh₁- Proto-Indo-European *h₁weydʰh₁-der. Proto-Italic *wiðō Latin *vidō Latin dīvidō Latin dīvīsus Old French devisbor. Middle English devis English device From Middle English devis, devise, devyce, devys, devyse, from Old French devis and devise, from Latin dīvīsus, past participle of dīvidō (“to divide”). Doublet of devise (noun).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Related words

Idioms

Domains

LawPrinting

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
Frequency
Common
Level
A2 · ElementaryOxford
Updated

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