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fuse

noun · verb

Simple meaning

An electrical device that can interrupt the flow of electrical current when it is overloaded.

Pronunciation

Say it like this:

fyooz
US device voice
IPA pronunciation (US)

ˈfjuz

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. electrical engineering

    An electrical device that can interrupt the flow of electrical current when it is overloaded

  2. electrical engineering

    A device to prevent excessive overcurrent from overload or short circuit in an electrical circuit, containing a component that melts and interrupts the current when too high a load is passed through it.

  3. A cord that, when lit, conveys the fire to some explosive device, such as a bomb.

  4. manufacturingminingmilitary

    The mechanism that ignites the charge in an explosive device; a detonator.

  5. A kind of match for starting a fire

  6. A friction match for smokers' use, having a bulbous head which when ignited is not easily blown out even in a gale of wind.

verb

  1. Become plastic or fluid or liquefied from heat

    “The substances fused at a very high temperature.”

  2. transitive

    To liquify by heat; melt.

  3. Mix together different elements

  4. transitive

    To melt together; to blend; to mix indistinguishably.

  5. Equip with a fuse; provide with a fuse

  6. To furnish with or install a fuse in (an explosive device).

Word at a Glance

Difficulty
B2 · Upper Intermediate
Frequency
Moderately Common
Typical Use
Varies by meaning

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: An electrical device that can interrupt the flow of electrical current when it is overloaded

Used this way, fuse is a specialist word that usually carries little praise or criticism of its own. This is an engineering use: it is a working term used for accuracy on the job.

Emotional tone
Neutral
Formality
Specialist/technical
Intensity
Not strongly marked
How common
Specialized
Connotation
Clinical and technical
Usage feel
Technical and specialized

Where it naturally appears

  • Technical/specialist writing
  • Science

Usage note

In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

More ways to use fuse

  • “The substances fused at a very high temperature.”verb

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Common Patterns and Combinations

How this word naturally appears with others.

fuse boxshort fusefuse wireproximity fuse

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Word Family

Related forms, grouped by how they connect.

Compound terms

Established multiword terms.

  • electrical fusenounCompound term

    An electrical device that can interrupt the flow of electrical current when it is overloaded.

  • detonating fusenounCompound term

    A fuse containing an explosive.

  • plug fusenounCompound term

    A fuse with a thread that screws into a socket.

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.