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inject - definition and synonyms


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verb [transitive] inject pronunciation in British English /ɪnˈdʒekt/
Word Forms
present tense
present participleinjecting
past tenseinjected
past participleinjected
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  1. 1
    to put a drug or another substance into your body through the skin, using a needle and a syringe
    inject something into someone/something: First they inject the tetanus vaccine into your arm.
    inject someone/something with something: She had collapsed after being injected with the anaesthetic.
    inject yourself with something: He was shown how to inject himself with insulin.
  2. 2
    to add something new to a situation
    His intervention injected a note of caution.
    inject something into something: Young designers are injecting new life into the fashion industry.
    She tried to inject confidence into her voice (=speak in a more confident way).
  3. 3
    to provide more money for something
    inject something into something: They may sell the property to inject cash into the business.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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