organo-, organ-

1. In biology, a complete and independent part of a plant or animal that has a specific function.
2. In music, a large musical keyboard instrument that can produce a wide range of sounds at different volumes using compressed air passed through metal pipes.
3. Politically, an organization or body acting on behalf of a larger institution, especially a government.

1. Relating to, derived from, or characteristic of living things.
2. Occurring or developing gradually and naturally, without being forced or contrived.
3. In agriculture, relating to or employing agricultural practices that avoid the use of synthetic chemicals in favor of naturally occurring pesticides, fertilizers, and other growing aids.
4. In medicine, relating to the organs of the body, specifically to basic changes in them brought about by physical disorders.
5. In chemistry, belonging to a family of compounds characterized by chains or rings of carbon atoms that are linked to atoms of hydrogen and sometimes oxygen, nitrogen, and other elements; the scientific study of carbon-based compounds, originally limited to compounds that are the natural products of living things, now including the study of synthetic carbon compounds; such as, plastics.

1. In a natural or seemingly natural way.
2. Without the use of synthetic chemicals, especially fertilizers and pesticides.

1. In medicine, the theory that all diseases are due to structural changes in the body's organs.
2. In social sciences, the theory that society is analogous to, or shares characteristics with, living organisms.

In biology, a living thing such as a plant, animal, virus, or bacterium.
2. A functioning system of interdependent parts that resembles a living creature.

1. A group of people identified by shared interests or purposes, such as a business.
2. The coordinating of separate elements into a unit or structure.
3. The coordinating of separate elements into a unit or structure or the efficiency in the way separate elements are arranged into a coherent whole.

1. To coordinate the structure of the various parts of something: While drinking a cup of coffee in the morning, Grace started to organize the activities of the day.

Ginny had so many records that were all mixed up, so she started to organize them according to their composers.

2. To establish or to bring into existence: The union leaders were organizing a strike demanding better wages to take place the following week.
3. To arrange for or to make plans: Tim and Jeff wanted to organize their hiking trip, so they had to make train reservations, buy hiking shoes and backpacks, and make sure that the neighbors would look after their homes during the time they were away.

1. Existing on a large scale and involving the systematic coordination of many different elements.
2. Working in a systematic and efficient way.

The formation and development of an organ.

A gel in which an organic liquid takes the place of water.

Any of the chemical elements; such as, carbon, hydrogen, oxygen, nitrogen, sulfur, phosphorus, and chlorine that are characteristic of organic substances.

The formation and development of animal or plant organs that takes place during the development of an embryo.

1. A scientific description of the organs and other main structures of plants and animals.
2. A roentgenologic visualization of the organs of the body.

1. The description of the organs of living beings; structural anatomy, esp. of plants.
2. A description of the organ (musical).

Resembling an organ or a structure that resembles an organ.