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English definition of “injection”

injection

noun [C or U] (SOMETHING NEW)    /ɪnˈdʒek.ʃən/
C2 the introduction of something new that is necessary or helpful to a situation or process : A cash injection of £20 million will be used to improve the health service . an injection of humour / excitement NewModern and fashionable
(Definition of injection noun (SOMETHING NEW) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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