Science Dictionary
organic   (ôr-gān'ĭk)  Pronunciation Key 

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  1. Involving organisms or the products of their life processes.

  2. Relating to chemical compounds containing carbon, especially hydrocarbons.

  3. Using or produced with fertilizers or pesticides that are strictly of animal or vegetable origin.

  4. Relating to or affecting organs or an organ of the body. An organic disease is one in which there is a demonstrable abnormality on physical examination, laboratory testing, or other diagnostic studies.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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