INJECTION

injection. Injection, n. the act of injecting, a glyster

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In‐jec″tion (?), n. [[L. injectio : cf. F. injection.]] 1. 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. 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. 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. 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.