- appliance, contraption, contrivance, convenience, gadget, gizmo, gismo, widget - a device that is very useful for a particular job
--1 is a kind of device
--1 has particulars: gadgetry; gimbals; injector; mod con - appliance - durable goods for home or office use
--2 is a kind of durables, durable goods, consumer durables
--2 has particulars: dryer, drier; home appliance, household appliance