noun — (music) an electronic simulation of a pipe organ
noun — a free-reeded instrument with a piano keyboard in which air is forced through the reeds by bellows
noun — 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
noun — a fully differentiated structural and functional unit in an animal that is specialized for some particular function
noun — a periodical that is published by a special interest group
noun — a government agency or instrument devoted to the performance of some specific function