organ: Meaning and Definition of

or•gan

Pronunciation: (ôr'gun), [key]
— n.
  1. a musical instrument consisting of one or more sets of pipes sounded by means of compressed air, played by means of one or more keyboards, and capable of producing a wide range of musical effects.
  2. any of various similar instruments, as a reed organ or an electronic organ.
  3. a barrel organ or hand organ.
  4. a grouping of tissues into a distinct structure, as a heart or kidney in animals or a leaf or stamen in plants, that performs a specialized task.
  5. penis
  6. a newspaper, magazine, or other means of communicating information, thoughts, or opinions, esp. in behalf of some organization, political group, or the like.
  7. an instrument or means, as of action or performance: This committee will be the chief organ of administration.
  8. any of various musical instruments, esp. wind, instruments.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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