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initiator

/ (ɪˈnɪʃɪˌeɪtə) /
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noun
a person or thing that initiates
chem a substance that starts a chain reaction
chem an explosive used in detonators
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Derived forms of initiator

initiatress or initiatrix, fem n
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

How to use initiator in a sentence

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