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injection
The definition of an injection is the act of pumping something in, or something that has been pumped in.
(noun)An example of an injection is a flu shot.
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See injection in Webster's New World College Dictionary
noun
- an act or instance of injecting
- something injected; esp.,
- a liquid injected into the body
- a fuel under pressure forced into a combustion chamber
Origin: L injectio
See injection in American Heritage Dictionary 4
noun
- The act of injecting.
- Something that is injected, especially a dose of liquid medicine injected into the body.
- Mathematics A function that is one-to-one.
Origin:
Origin: Sense 3, in-2
Origin: + (pro)jection
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