Learn how to say Injections correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word injection:
fluid injected into the body, esp for medicinal purposes
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
(mathematics) a function or mapping for which f(x) = f( y) only if x = y See also surjection, bijection