Definify.com
Webster 1913 Edition
Injection
In-jec′tion
,Noun.
[L.
injectio
: cf. F. injection
.] 1.
The act of injecting or throwing in; – applied particularly to the forcible insertion of a liquid or gas, by means of a syringe, pump, etc.
2.
That which is injected; especially, a liquid inserted thrown into a cavity of the body by a syringe or pipe; a clyster; an enema.
Mayne.
3.
(Anat.)
(a)
The act or process of filling vessels, cavities, or tissues with a fluid or other substance.
(b)
A specimen prepared by injection.
4.
(Steam Eng.)
(a)
The act of throwing cold water into a condenser to produce a vacuum.
(b)
The cold water thrown into a condenser.
Webster 1828 Edition
Injection
INJECT'ION
,Noun.
1.
A liquid medicine thrown into the body by a syringe or pipe; a clyster.2.
In anatomy, the act of filling the vessels of an animal body with some colored substance, in order to render visible their figures and ramifications.Definition 2024
injection
injection
See also: înjection
English
Noun
injection (plural injections)
- The act of injecting, or something that is injected.
- (specifically, medicine) Something injected subcutaneously, intravenously, or intramuscularly by use of a syringe and a needle.
- (set theory) A function that maps distinct x in the domain to distinct y in the codomain; formally, a f: X → Y such that f(a) = f(b) implies a = b for any a, b in the domain.
- (mathematics) A relation on sets (X,Y) that associates each element of Y with at most one element of X.
- (figuratively) The addition of money to someone, or to a business.
- The troubled business received a much-needed cash injection.
- (programming) The insertion of program code into an application, URL, hardware, etc.; especially when malicious or when the target is not designed for such insertion.
- a SQL injection exploit allowing a malicious user to modify a database query
- A specimen prepared by injection.
- (steam engines) The act of throwing cold water into a condenser to produce a vacuum.
- (steam engines) The cold water thrown into a condenser to produce a vacuum.
- (category theory) A morphism from either one of the two components of a coproduct to that coproduct.
- (Contruction) The act of inserting materials like concrete grout or gravel by using high pressure pumps.
- The act of putting a spacecraft into a particular orbit, especially for changing a stable orbit into a transfer orbit, e.g. trans-lunar injection
Hyponyms
(construction)
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(computing) Insertion of program code into an application, URL, etc.
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Derived terms
Related terms
(construction)
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Related terms
Translations
act of injecting, or something injected
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medicine: something injected
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set theory: one-to-one mapping
computing: insertion of code
See also
- bijection (2)
- hypodermic
- immunization
- jab
- surjection (2)