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"