Appliance may refer to:
Electrical equipment and machinery
- Home appliance, a machine that assists in household functions
- Small appliance, a portable or semi-portable home appliance
- Major appliance, or domestic appliance, a large home appliance
- Computer appliance, a dedicated computer device with preconfigured software to perform a specific function
- Virtual appliance, a pre-configured virtual machine image implementing a computer appliance
Arts, entertainment, and media
- Appliance (band), a British musical group (1995–2003)
- Appliance, a synthetic body part used in prosthetic makeup
Fire safety
- Fire alarm notification appliance, a fire alarm or similar alerting device
- Fire apparatus, a fire engine or fire truck in British English
Healthcare
- Dental braces
- Orthotics
- Prosthesis
Other uses
- Renault Alliance, a compact car often derisively nicknamed the "Appliance"