initiator
Britishnoun
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a person or thing that initiates
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chem a substance that starts a chain reaction
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chem an explosive used in detonators
Other Word Forms
- initiatress noun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
He was an initiator of "Inked Without Regret", a 2020 declaration seen by the court as evidence of the subversive intentions of its signatories.
From Barron's • Feb. 23, 2026
"It is something that we first suggested nearly 15 years ago, and now we have the numerical framework to demonstrate it," says Ravit Helled, Professor at the University of Zurich and initiator of the project.
From Science Daily • Dec. 10, 2025
The pardon entreaty might have been dismissed out of hand had it not been for its initiator — Luis Donaldo Colosio Riojas, son and namesake of the slain candidate.
From Los Angeles Times • Jan. 31, 2024
Ms Rowbotham said Carriera "became integral in popularising the use of pastels and as an initiator of the Rococo style and is remembered as one of the most successful female artists of any era".
From BBC • Sep. 27, 2023
It is forgotten that General Butler is the earliest initiator of emancipation, and that to him exclusively belongs the word and the fact of an emancipated contraband.
From Diary from November 12, 1862, to October 18, 1863 by De Gurowski, Adam G., count
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
