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English definition of “injection”

injection

noun
 
 
/ɪnˈdʒekʃən/
DRUG [C, U] If you have an injection, someone puts a drug into your body using a needle: an injection of insulinMedicine in different forms
MONEY [C] a large amount of money that is provided for a plan, service, organization, etc: The university has welcomed the $5 million cash injection.Paying and spending money
(Definition of injection from the Cambridge Learners Dictionary © Cambridge University Press)
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