Lazy Susan ((link)) -

While most people picture a wooden turntable in the center of a round table, the Lazy Susan has evolved. Its mechanical genius—a low-friction rotating base—solves problems in almost every room of the house.

The name has always been slightly controversial. Some early advertisements referred to it as a "Dumb Waiter" or "Revolving Server." The "lazy" part is obvious: it allows diners to reach food without exerting effort (standing up or asking for a pass). lazy susan