detonator

The pressing of this ball actuates a detonator inside the flask I carry in my pocket.

But this is only a single barrel, and an old-fashioned sort of detonator.

It was to destroy itself; the Solarite would merely be the detonator to set it off!

The instant he brought the wires in contact, the detonator went off.

This ignition fired a detonator, which in turn fired the dynamite.

Then we can park the jeep off the road next to the detonator.

I have no control over the detonator, for it is not a suicide device.

Jim fitted a detonator to a length of fuse, and stuck it in the cartridge.

The mere cranking-up of the engine, it appeared, exploded the detonator.

The 'detonator' to produce the shock is set into the explosive.