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an open recess in a wall at the base of a chimney where a fire can be built; "the fireplace was so large you could walk inside it"; "he laid a fire in the hearth and lit it"; "the hearth was black with the charcoal of many fires"
a door that consists of a frame holding metallic or plastic netting; used to allow ventilation and to keep insects from entering a building through the open door; "he heard the screen slam as she left"