injection
Americannoun
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the act of injecting.
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something that is injected.
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a liquid injected into the body, especially for medicinal purposes, as a hypodermic or an enema.
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state of being hyperemic or bloodshot.
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Mathematics. a one-to-one function.
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Also called insertion. Aerospace. the process of putting a spacecraft into orbit or some other desired trajectory.
noun
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fluid injected into the body, esp for medicinal purposes
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something injected
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the act of injecting
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the act or process of introducing fluid under pressure, such as fuel into the combustion chamber of an engine
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( as modifier )
injection moulding
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maths a function or mapping for which f( x ) = f( y ) only if x = y See also surjection bijection
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A substance that is introduced into a organism, especially by means of a hypodermic syringe, as a liquid into the veins or muscles of the body.
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A function that maps each member of one set (the domain) to exactly one member of another set (the range).
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Compare bijection surjection
Other Word Forms
- injective adjective
- postinjection adjective
- reinjection noun
- superinjection noun
Etymology
Origin of injection
First recorded in 1535–45, injection is from the Latin word injectiōn- (stem of injectiō ). See inject, -ion
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.
The Northern California and Nevada affiliate aims to pull in more patients like Adeli, a longtime Sacramento resident who previously visited medspas for her injections.
Alongside the capital injection, OpenAI announced strategic partnerships with both Amazon, the world's biggest cloud company through its AWS division, and Nvidia, whose AI chips remain unparalleled in their capacity for AI training.
From Barron's
They do not involve injections, radiation exposure, or demanding tasks for patients.
From Science Daily
But the cash injection that comes through Champions League qualification is there for all to see.
From BBC
The price cuts also will apply to pill versions of both injections, including one sold as Rybelsus.
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.
