organic
Pronunciation: /ɔːˈganɪk/
adjective
- 1relating to or derived from living matter: organic soils
- Chemistry relating to or denoting compounds containing carbon (other than simple binary compounds and salts) and chiefly or ultimately of biological origin. Compare with inorganic.
- 2(of food or farming methods) produced or involving production without the use of chemical fertilizers, pesticides, or other artificial chemicals: organic farming organic meat

Origin:
late Middle English: via Latin from Greek organikos 'relating to an organ or instrument'