a mechanism consisting of a metal honeycomb through which hot fluids circulate; heat is transferred from the fluid through the honeycomb to the airstream that is created either by the motion of the vehicle or by a fan
heater consisting of a series of pipes for circulating steam or hot water to heat rooms or buildings
the world of commercial activity where goods and services are bought and sold; "without competition there would be no market"; "they were driven from the marketplace"
the securities markets in the aggregate; "the market always frustrates the small investor"
the customers for a particular product or service; "before they publish any book they try to determine the size of the market for it"
engage in the commercial promotion, sale, or distribution of; "The company is marketing its new line of beauty products"
deal in a market
buy household supplies; "We go marketing every Saturday"