Definition of inject verb from the Oxford Advanced Learner's Dictionary

     

    inject

     verb
    verb
    BrE BrE//ɪnˈdʒekt//
     
    ; NAmE NAmE//ɪnˈdʒekt//
     
    Verb Forms present simple I / you / we / they inject
    BrE BrE//ɪnˈdʒekt//
     
    ; NAmE NAmE//ɪnˈdʒekt//
     
    he / she / it injects
    BrE BrE//ɪnˈdʒekts//
     
    ; NAmE NAmE//ɪnˈdʒekts//
     
    past simple injected
    BrE BrE//ɪnˈdʒektɪd//
     
    ; NAmE NAmE//ɪnˈdʒektɪd//
     
    past participle injected
    BrE BrE//ɪnˈdʒektɪd//
     
    ; NAmE NAmE//ɪnˈdʒektɪd//
     
    -ing form injecting
    BrE BrE//ɪnˈdʒektɪŋ//
     
    ; NAmE NAmE//ɪnˈdʒektɪŋ//
     
    Medical equipment, Medication
     
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  1. 1to put a drug or other substance into a person’s or an animal’s body using a syringe inject something (into yourself/somebody/something) Adrenaline was injected into the muscle. The anaesthetic is injected locally. inject yourself/somebody/something (with something) She has been injecting herself with insulin since the age of 16. The animals were injected with small amounts of the chemical. See related entries: Medical equipment, Medication
  2. 2to put a liquid into something using a syringe or similar instrument inject A (with B) The fruit is injected with chemicals to reduce decay. inject B (into A) Chemicals are injected into the fruit to reduce decay. Foam is injected into the walls where it expands and provides insulation.
  3. 3inject something (into something) to add a particular quality to something His comments injected a note of humour into the proceedings. They are hoping a change of leader will inject new energy into the movement. trying to inject some new life into their marriage
  4. 4inject something (into something) to give money to an organization, a project, etc. so that it can function They are refusing to inject any more capital into the industry.
  5. Word Origin late 16th cent. (in the sense ‘throw or cast on something’): from Latin inject- ‘thrown in’, from the verb inicere, from in- ‘into’ + jacere ‘throw’.
See the Oxford Advanced American Dictionary entry: inject