injection
inject + -ion
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noun
1. an instance of injecting or being injected:
〖具体例ではan (...) ～/～s〗 注射(shot1)
e.g. painkilling injections
(資金の)投入
e.g. an injection of capital was needed.
a thing that is injected:
e.g. a morphine injection.
the action of injecting:
e.g. sometimes a polio vaccine is given by injection.
short for fuel injection.
(燃料などの)噴射, 注入
2. the entry or placing of a spacecraft or other object into an orbit or trajectory.
(宇宙船を)軌道にのせること
ORIGIN
late Middle English: from Latin injectio(n-), from the verb inicere (see inject).