detonator
det-o-na-tor
noun
A small device used to trigger an explosion in a larger explosive charge.
"The engineer carefully wired the detonator to the main charge."
Thesaurus
Synonyms: detonating device, cap
det-o-na-tor
A small device used to trigger an explosion in a larger explosive charge.
"The engineer carefully wired the detonator to the main charge."
Synonyms: detonating device, cap