Definitions of organ

  1. To supply with an organ or organs; to fit with organs; to organize.
  2. ( music) an electronic simulation of a pipe organ
  3. 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
  4. a fully differentiated structural and functional unit in an animal that is specialized for some particular function
  5. a periodical that is published by a special interest group; " the organ of the communist party"
  6. A natural part or structure in an animal or a plant, capable of performing some special action ( termed its function), which is essential to the life or well- being of the whole; as, the heart, lungs, etc., are organs of animals; the root, stem, foliage, etc., are organs of plants.
  7. A component part performing an essential office in the working of any complex machine; as, the cylinder, valves, crank, etc., are organs of the steam engine.
  8. A medium of communication between one person or body and another; as, the secretary of state is the organ of communication between the government and a foreign power; a newspaper is the organ of its editor, or of a party, sect, etc.
  9. A wind instrument containing numerous pipes of various dimensions and kinds, which are filled with wind from a bellows, and played upon by means of keys similar to those of a piano, and sometimes by foot keys or pedals; -- formerly used in the plural, each pipe being considired an organ.
  10. A part of an animal or vegetable, fitted to do some special duty; as, the organ of sight; a means of making known opinions or news, as a newspaper; a means by which an action is performed; as, courts are the organs of justice; a large musical wind- instrument with pipes, sounded by compressed air from bellows, and played upon by keys; a smaller instrument of the same class, operated by pedals or a crank.
  11. An instrument or means by which anything is done: that by which a natural operation is carried on: a musical instrument with pipes, bellows, and keys: the medium of communication.
  12. An instrument; system of parts to perform any natural function; medium of communication; an instrument of music.
  13. An instrument; a musical wind instrument operated by keys; part of a living structure performing some special work; newspaper published in the interest of a party.
  14. A part of the living body by which some action, operation, or function is carried on; an instrument or means of communication, as of a political party- generally said of a newspaper; in bot., any defined subordinate part of the vegetable structure, external or internal, as a cell, a fibre, a leaf, a root, & c.; a well- known wind musical instr.
  15. Any part or structure of an organism adapted for a special purpose.