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initiator |
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initiator [i′nish·ē‚ād·ər] (chemistry) The substance or molecule (other than reactant) that initiates a chain reaction, as in polymerization; an example is acetyl peroxide. (computer science) A part of an operating system of a large computer that runs several jobs at the same time, setting up the job, monitoring its progress, and performing any necessary cleanup after the job's completion. (ordnance) A device used as the first element of an explosive train, such as a detonator or squib, which upon receipt of the proper mechanical or electrical impulse produces a burning or detonating action; it generally contains a small quantity of a sensitive explosive.
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| Kutuzov replied: "I should be cursed by posterity were I looked on as the initiator of a settlement of any sort. Pandora apparently had not hitherto examined this monument, and our young man wished he had known, the evening before, of her omission, so that he might have offered to be her initiator. |
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