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injection
[ in-jek-shuhn ]
noun
- 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.
injection
/ ɪnˈdʒɛkʃən /
noun
- 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 = y See also surjection bijection
injection
/ ĭn-jĕk′shən /
- 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
Derived Forms
- inˈjective, adjective
Other Words From
- postin·jection adjective
- rein·jection noun
- super·in·jection noun
Word History and Origins
Origin of injection1
Example Sentences
Dermal fillers are injections of hyaluronic acid, which are used to fill wrinkles and add volume to tissue.
Inside, there are eight booths where nursing staff will supervise injections and respond to overdoses.
"Contrary to what television ads might claim, there is no single 'magic' pill or injection for good health."
Of course, it might not come to that but on the evidence of events at Old Trafford, it might need an injection of new players when the transfer window opens on 1 January.
Glucose monitors, healthy dietary choices, scheduled exercise, and most importantly insulin injections, are all used to control it.
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