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detonator

American  
[det-n-ey-ter] / ˈdɛt nˌeɪ tər /

noun

  1. a device, as a percussion cap, used to make another substance explode.

  2. something that explodes.


detonator British  
/ ˈdɛtəˌneɪtə /

noun

  1. a small amount of explosive, as in a percussion cap, used to initiate a larger explosion

  2. a device, such as an electrical generator, used to set off an explosion from a distance

  3. a substance or object that explodes or is capable of exploding

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of detonator

First recorded in 1815–25; detonate + -or 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For more common parts, like the plastics and metals and wiring inside each detonator, there are also questions about how the years spent in warheads might affect their integrity.

From Seattle Times • Sep. 19, 2023

There's no need, since their coupledom is simply a detonator for the bombs Hill and Barris designed to go off in their families.

From Salon • Feb. 2, 2023

The detonator - often used as an emergency warning device to warn maintenance workers of approaching trains - somehow ended up at a store in Morecambe, Lancashire.

From BBC • Jan. 28, 2022

This industrious, experimental director is celebrated, after all, for taking an artistic detonator to sacred classics — by authors like Shakespeare, Molière, Miller and O’Neill — and letting the pieces fly.

From New York Times • Feb. 20, 2020

The President saw it too and the matter did not amuse him, for he realized it could be the detonator that would set off the powder keg on which his government was delicately perched.

From "The House of the Spirits: A Novel" by Isabel Allende

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