- the act of injecting.
- something that is injected.
- a liquid injected into the body, especially for medicinal purposes, as a hypodermic or an enema.
- state of being hyperemic or bloodshot.
- Mathematics. a one-to-one function.
- Also called insertion. Aerospace. the process of putting a spacecraft into orbit or some other desired trajectory.
Origin of injection
Examples from the Web for injection
At least 15 children, and perhaps many more, have died after receiving an injection thought to be the measles vaccine.Measles Vaccine Mix-Up Kills Dozens of Syrian Children
September 18, 2014
Within 24 hours after injection, a typical horse loses 35 to 100 pounds, mostly water weight.How Kentucky Will Save Horse Racing From Itself
September 4, 2014
According to reports, the death took 26 minutes from injection.The Death Penalty’s Gruesome Truth
February 6, 2014
With a record number of women—184—running for House and Senate seats this year, Capitol Hill got an injection of estrogen.Estrogen Fest: Key Women in the Race for Congress
November 7, 2012
But if systemic collapse was indeed imminent, then the injection of funds was good policy.Wall Street's Not the Problem!
Stephen L. Carter
October 3, 2011
Quickly she removed her father's coat and made the injection.The End of Time
It is simply incapable of movement, as would happen after an injection of curare.The Industries of Animals
Dimly, I was aware of the injection, and immediately felt better.Question of Comfort
And the process will be by the injection of a new and mighty motive power.Quiet Talks on Power
Casuistry is nothing but the injection of your own meaning into an old name.A Preface to Politics
- fluid injected into the body, esp for medicinal purposes
- something injected
- the act of injecting
- the act or process of introducing fluid under pressure, such as fuel into the combustion chamber of an engine
- (as modifier)injection moulding
- maths a function or mapping for which f(x) = f(y) only if x = ySee also surjection, bijection
Word Origin and History for injection
"forcing a fluid into a body" (with a syringe, etc.), early 15c., from Middle French iniection (14c.) or directly from Latin iniectionem (nominative iniectio), noun of action from past participle stem of inicere (see inject).
- The act of injecting a substance into a tissue, vessel, canal, or organ.
- Something that is injected, especially a dose of liquid medicine injected into the body.
- Congestion or hyperemia.
- 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.
- A function that maps each member of one set (the domain) to exactly one member of another set (the range). Compare bijection surjection.