INJECTION

injection

(noun) the forceful insertion of a substance under pressure

injection, shot

(noun) the act of putting a liquid into the body by means of a syringe; “the nurse gave him a flu shot”

injection, injectant

(noun) any solution that is injected (as into the skin)

Source: WordNet® 3.1

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Etymology

Noun

injection (countable and uncountable, plural injections)

The act of injecting, or something that is injected.

A specimen prepared by injection.

(category theory) A morphism from either one of the two components of a coproduct to that coproduct.

(construction) The act of inserting materials like concrete grout or gravel by using high pressure pumps.

(figuratively) The supply of additional funding to a person or a business.

(mathematics) A relation on sets (X,Y) that associates each element of Y with at most one element of X.

(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.

(space) 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.

(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.

(specifically, medicine) Something injected subcutaneously, intravenously, or intramuscularly by use of a syringe and a needle.

(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.

Hyponyms

• direct injection

• sperm injection

• water injection

((computing) Insertion of program code into an application, URL, etc.):

• broker injection

• code injection

• constructor injection

• dependency injection

• email injection

• fault injection

• network injection

• packet injection

• SQL injection

((construction)):

• gravel injection

• grout injection

Source: Wiktionary

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In*jec"tion, n. Etym: [L. injectio : cf.F. injection.]

1. The act of injecting or throwing in; -- applied particularly to the forcible throwing in of a liquid, or aëriform body, by means of a syringe, pump, etc.

2. That which is injected; especially, a liquid medicine 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. Injection cock, or Injection valve (Steam Eng.), the cock or valve through which cold water is admitted into a condenser.

– Injection condenser. See under Condenser.

– Injection pipe, the pipe through which cold water is through into the condenser of a steam engine.

Source: Webster’s Unabridged Dictionary 1913 Edition

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