Appliance may refer to:

Electrical equipment and machinery

* Computer appliance, a computing device with a specific function and limited configuration ability, e.g.: **Storage appliance, provides storage functionality for multiple attached systems using the transparent local storage area networks paradigm **Anti-spam appliances, detect and eliminate e-mail spam **Firewall (computing), a computer appliance designed to protect computer networks from unwanted traffic **Network appliance, a general purpose router (computing) **Security appliance, a computer appliance designed to protect computer networks from unwanted traffic **Software appliance, a software application that might be combined with just enough operating system (JeOS) for it to run optimally on industry standard hardware **Virtual appliance, a pre-configured virtual machine image, ready to run on a hypervisor * Home appliance, a household machine that uses electricity or some other energy input which includes MVHR units ** Small appliance, also called a small domestic appliance or small electric, a portable or semi-portable machine, generally used on a table top, counter top, or other platform, to accomplish a household task ** Major appliance, or domestic appliance, a large machine used for routine a housekeeping task

Arts, entertainment, and media

* Appliance (band), a British musical group * Appliance, a motion pictures industry term for a latex piece, such as false ears or other features, used by make-up artists

Fire safety

* Fire alarm notification appliance, an active fire protection component of a fire alarm system * Fire apparatus, a fire engine or fire truck in British English

Healthcare

* Appliance, in medicine and dentistry, a device custom-fitted to an individual for the purpose of correction of a physical or dental problem, e.g.: ** Dental braces ** Orthotics, an orthotic appliance ** Prosthesis {{Disambiguation