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detonator

/ˈdɛtəˌneɪtər/
nounCEFR B2 (Upper)Top #25000 frequency
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Comprehensive Definitions & Senses

1 sense
As noun
  1. 1

    A device used to trigger an explosion, such as a cap or electronic charge.

    "The bomb squad carefully removed the detonator from the explosive device."

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Synonyms (2)

Linguistic Origin & Historical Etymology

Early 19th century: from French détonateur, from Latin detonare 'thunder down' (see detonate).

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