Definition of "detonator" [det•o•na•tor]

• A device, such as a fuse or percussion cap, used to set off an explosive charge. (noun)
• An explosive. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And interestingly, a similar detonator is connected to a massive nuclear device under the city of Munich, set to ignite in eighty hours."
• "Besides, the detonator is not yet manufactured that will explode that charge."
• "But suffice it to say that it is concentrated hydrogen peroxide mixed with flour, attached to a very crude detonator, which is, again, a very crude about four gallon plastic container."