[ det-n-ey-ter ]
/ ˈdɛt nˌeɪ tər /


a device, as a percussion cap, used to make another substance explode.
something that explodes.

Origin of detonator

First recorded in 1815–25; detonate + -or2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for detonator

British Dictionary definitions for detonator

/ (ˈdɛtəˌneɪtə) /


a small amount of explosive, as in a percussion cap, used to initiate a larger explosion
a device, such as an electrical generator, used to set off an explosion from a distance
a substance or object that explodes or is capable of exploding
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012