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Noun: injection  in'jek-shun
  1. The forceful insertion of a substance under pressure
     
  2. Any solution that is injected (as into the skin)
    - injectant
     
  3. The act of putting a liquid into the body by means of a syringe
    "the nurse gave him a flu injection";
    - shot, jab [Brit]

Derived forms: injections

Type of: insertion, introduction, intromission, medical aid, medical care, solution

Encyclopedia: Injection