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or·gan·ic (ôr-gănĭk)
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adj.
1. Of, relating to, or derived from living organisms: organic matter.
2. Of, relating to, or affecting a bodily organ: an organic disease.
3.
a. Of, marked by, or involving the use of fertilizers or pesticides that are strictly of animal or vegetable origin: organic vegetables; an organic farm.
b. Raised or conducted without the use of drugs, hormones, or synthetic chemicals: organic chicken; organic cattle farming.
c. Serving organic food: an organic restaurant.
d. Simple, healthful, and close to nature: an organic lifestyle.
4.
a. Having properties associated with living organisms.
b. Resembling a living organism in organization or development; interconnected: society as an organic whole.
5. Constituting an integral part of a whole; fundamental.
6. Law Denoting or relating to the fundamental or constitutional laws and precepts of a government or an organization.
7. Chemistry Of or designating carbon compounds.
n.
1. An organic food or a product made from organic materials.
2. A substance, especially a fertilizer or pesticide, of animal or vegetable origin.
3. Chemistry An organic compound.

or·gani·cal·ly adv.
organ·ici·ty (ôrgə-nĭsĭ-tē) n.

The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
 

Indo-European & Semitic Roots Appendices

    Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:

    Indo-European Roots

    Semitic Roots

    The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.

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