percolator — a kind of coffeepot in which boiling water in a repeated process is forced up a hollow stem, filters down through ground coffee in a sievelike container, and returns to the pot below.
coffeepot — A coffeepot is a tall, narrow pot with a spout and a lid, in which coffee is made or served.
filter — any substance, as cloth, paper, porous porcelain, or a layer of charcoal or sand, through which liquid or gas is passed to remove suspended impurities or to recover solids.
