detonator

/ˈdɛt.ə.neɪ.tə(ɹ)/

noun

  1. 1

    A device used to detonate an explosive device etc.

  2. 2

    A small explosive device attached to the railhead to provide an audible warning when a train passes over it.

  3. 3

    Any explosive whose action is practically instantaneous.

  4. 4

    A gun fired by a percussion cap.

Synonyms

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