- noun a device or instrument, especially an electrical one used in the home, e.g. a vacuum cleaner, washing machine or iron
- An electric or gas device used to provide occupant comfort or convenience such as by producing light, heat, air conditioning, refrigeration, and so forth.
- A powered device designed to help do work, perform tasks, or to assist in providing comfort or convenience. These usually use electrical energy, and include dryers, lamps, refrigerators, and microwave ovens. precision electronics, such as high-fidelity components and computers are sometimes not included in this group.