English
fuse
Pronunciation Etymology 1

From Italian fuso and French fusée, from Latin fūsus.

Noun

fuse (plural fuses)

  1. A cord that, when lit, conveys the fire to some explosive device.
  2. (manufacturing, mining, military) The mechanism that ignites the charge in an explosive device; a detonator.
    Synonyms: fuze
  3. (figurative) A tendency to lose one's temper.
    When talking about being laid off, he has a short fuse.
  4. A friction match for smokers' use, having a bulbous head which when ignited is not easily blown out even in a gale of wind.
  5. A kind of match made of paper impregnated with niter and having the usual igniting tip.
Translations Translations Translations Verb

fuse (fuses, present participle fusing; simple past and past participle fused)

  1. To furnish with or install a fuse to (an explosive device) (see Usage notes for noun above).
Noun

fuse (plural fuses)

  1. (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.
Translations Verb

fuse (fuses, present participle fusing; simple past and past participle fused)

  1. (transitive) To liquify by heat; melt.
    • 1891, Dmitri Mendeleev, The Principles of Chemistry (1905) 3rd edition, Vol. 2, p.553, Tr. George Kamensky, of Основы химии (1867)
      Pure sodium is a lustrous metal... it fuses very easily at a temperature of 97°, and distils at a bright red heat (742°...)
  2. (transitive) To melt together; to blend; to mix indistinguishably.
    • 1850, [Alfred, Lord Tennyson], In Memoriam, London: Edward Moxon, […], →OCLC ↗, Canto XLVI, page 69 ↗:
      That each, who seems a separate whole,
      Should move his rounds, and fusing all
      The skirts of self again, should fall
      Remerging in the general Soul,
      Is faith as vague as all unsweet: […]
  3. (intransitive) To melt together.
  4. (transitive, electricity) To furnish with or install a fuse to protect a circuit against overcurrent.
  5. (transitive, electricity, of a circuit) To have been protected against overcurrent by its fuse melting away, creating a gap in the wire, thus stopping the circuit from operating.
    When the bath overflowed, the downstairs lights fused, so we need a torch.
  6. (organic chemistry) To form a bicyclic compound from two similar or different types of ring such that two or more atoms are shared between the resulting rings
Synonyms Translations Translations Translations

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