Look up injection in Wiktionary, the free dictionary.

Injection may refer to:

• Injection (medicine), a method of putting liquid into the body with a syringe and a hollow needle that punctures the skin.
• Injective function in mathematics, a function which associates distinct arguments to distinct values
• Injection molding, a manufacturing technique for making parts from thermoplastic and thermosetting material
• Injection (economics), a financial boost entered into the economic cycle, includes government spending, investment and exports
• Injected (band), an American rock band from Atlanta, Georgia formed in 1995
• Dependency injection, a programming design pattern and architectural model, sometimes also referred to as inversion of control
• Fuel injection, a means of metering fuel into an internal combustion engine
• in broadcasting, the level at which a subcarrier is sent by the transmitter, expressed as a percent of total modulation

• In computing:
  • SQL injection, a security vulnerability that occurs in the database layer of an application
  • Code injection, a technique in computer science for exploiting vulnerabilities in computer programs due to erroneous assumption by designers.
  • E-mail injection, a security vulnerability that exploits web forms that generate email

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