Fuse Definition

fyo͝oz
fused, fuses, fusing, fuzes
noun
fuses
A narrow tube filled with combustible material, or a wick saturated with such material, for setting off an explosive charge.
Webster's New World
Webster's New World
A mechanical or electrical mechanism used to detonate an explosive charge or device such as a bomb or grenade.
American Heritage
A safety device placed in a circuit, consisting of a replaceable plug or tube containing wire or metal that will melt and break the circuit if the current exceeds a specified amperage.
Webster's New World

Indicating a tendency to lose one's temper.

When talking about being laid off, he has a short fuse.
Wiktionary
verb
fused, fuses, fusing
To melt, or to join by melting.
Webster's New World
To unite as if by melting together; blend.
Webster's New World
To connect a fuse to.
Webster's New World
To liquefy or reduce to a plastic state by heating; melt.
American Heritage

To unite (atomic nuclei) in the process of nuclear fusion.

Webster's New World
Antonyms:
idiom
blow a fuse
  • to have an electrical fuse melt
  • to become very angry
Webster's New World

Other Word Forms of Fuse

Noun

Singular:
fuse
Plural:
fuses

Idioms, Phrasal Verbs Related to Fuse

Origin of Fuse

  • From Italian fuso and French fusée, from Latin fusus (“spindle”).

    From Wiktionary

  • From Italian fuso spindle (originally from its shape) from Latin fūsus

    From American Heritage Dictionary of the English Language, 5th Edition

  • Latin fundere fūs- to melt gheu- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From fusion, "to melt" (back-formation).

    From Wiktionary

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