injector
Americannoun
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a person or thing that injects.
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Machinery.
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a device for injecting feedwater into a boiler against high pressure by means of a jet of steam.
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Also called fuel injector. a mechanism consisting of a pump, valves, and nozzles for spraying fuel into the cylinders of an internal-combustion engine.
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noun
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a person or thing that injects
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a device for spraying fuel into the combustion chamber of an internal-combustion engine
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Also: inspirator. a device for forcing water into a steam boiler
Etymology
Origin of injector
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.
By using multiple electrodes and a technical gas injector, the researchers are increasing the reaction volume from approximately 50 milliliters to five liters.
From Science Daily ● Jul. 20, 2026
There was a company called Mylan, which was best known for buying EpiPen, the lifesaving injector for severe allergic reactions, especially for kids, and then multiplying the price sevenfold in under a decade.
From Barron's ● Apr. 10, 2026
They are also required to ensure the medicine is supplied to an experienced injector to administer.
From BBC ● Oct. 13, 2025
Amneal Pharmaceuticals withdrew patents on its epinephrine injector.
From Salon ● Feb. 2, 2024
The empty injector buzzed, whirred and retreated into a panel on Festus’s neck.
From "Blood of Olympus" by Rick Riordan
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.
