(Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment; "Hurl'd headlong...To bottomless perdition, there to dwell"- John Milton; "a demon from the depths of the pit"
a cause of difficulty and suffering; "war is hell"; "go to blazes"
any place of pain and turmoil; "the hell of battle"; "the inferno of the engine room"; "when you're alone Christmas is the pits";
wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard
a fully differentiated structural and functional unit in an animal that is specialized for some particular function
a periodical that is published by a special interest group; "the organ of the communist party"
a government agency or instrument devoted to the performance of some specific function; "The Census Bureau is an organ of the Commerce Department"