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The term Coupling can refer to many different items:

• Coupling, a connection or joint between two things,
  • A type of Tow hitch
  • A type of Drive shaft joint.

See also: PTO

• Coupling (computer science), the degree to which each program module relies on each one of the other modules
• Coupling (electronics), the transfer of energy from one medium to another
• Coupling (genetics), a type of genetic linkage
• Coupling (physics), a concept in physics; or the interdependence of rotational, vibrational, and electronic states of a molecule
• Coupling (piping), a short length of pipe or tube to connect two pipes or tubes together
• Coupling (probability), a proof technique in probability theory
• Coupling (railway), a mechanism for connecting railway rolling stock
• Coupling (UK TV series), a British sitcom written by Steven Moffat for the BBC
• Coupling (US TV series), a short lived American sitcom based on the British series
• Angular momentum coupling, the interaction between two nuclei in nuclear magnetic resonance
• Coupling reaction, reactions between hydrocarbon fragments in organic chemistry
• Hose coupling, a piece on the end of a hose to connect it to extra hoses or hose appliances

See alsoEdit

• Decoupling