Fret (disambiguation)

A fret is a raised portion on the neck of a stringed instrument.

Fret or FRET may also refer to:

• Förster resonance energy transfer or fluorescence resonance energy transfer; a fluorescence phenomenon with applications in biology and chemistry
• FRET or Formal Requirements Elicitation Tool
• Fret (architecture), a repeated geometric ornament, forming a frieze
• Fret (heraldry), a heraldic charge
• FRET (magazine), a free magazine about the pop music scene in the Netherlands
• SNCF Fret, the rail freight organisation of the SNCF
• worry, as in to fret about something
• Sea fret or haar, a cold sea fog

• Fretter, an American electronics retailer
• Fretting, wear and corrosion damage at the asperities of contact surfaces