Bodily organs; organic chemical compounds.
Either Greek organon, organ, or English organic.
Examples relating to organs include organoleptic (Greek lēptikos, disposed to take), involving the use of the sense organs; organogenesis, the production and development of the organs of an animal or plant; and organotherapy, the treatment of disease with extracts from animal organs, especially glands.
In chemistry, the prefix is used to make names for groups of organic compounds which contain a particular element or group, frequently a metal or other inorganic radical: organochlorine, any of a large group of pesticides and other synthetic organic compounds containing chlorine; organophosphorus, denoting synthetic organic compounds containing phosphorus, especially pesticides and nerve gases; an organometallic compound contains a metal atom bonded to an organic group or groups.
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