Injection

Injection or its variants may refer to:

Arts, entertainment, and media

Injected (album), a 1995 album by Phunk Junkeez
Injected (band), a rock band from Atlanta, Georgia
Injection (comics), an Image Comics science fiction series by Warren Ellis and Declan Shalvey

Code injection, a security violation technique using unexpected program modification
Dependency injection, a programming design pattern, also referred to as inversion of control
Email injection, a security violation technique using web email forms
Fault injection, a software testing technique
Network injection, an attack on access points that are exposed to non-filtered network traffic
SQL injection, a security violation technique using database commands

Injection (medicine), insertion of liquid into the body with a syringe
Injection, in broadcasting, the level at which a subcarrier is sent by the transmitter, expressed as a percent of total modulation
Injection quill, used in the petrochemical industry to insert chemicals, typically inhibitors, for proper mixture within a base chemical
Fuel injection, a means of metering fuel into an internal combustion engine
Orbit injection, changing a stable orbit into a transfer orbi

Injection (economics), a financial boost to an economy
Injection, in construction, insertion of consolidation materials (i.e., cement grout mixtures, gravel) by means of dry type rotary shortcrete high pressure pumps
Injection moulding, a technique for making parts from plastic material
Injective function in mathematics, a function mapping distinct arguments to distinct values