auto-, aut-

(Greek: self, same, spontaneous; directed from within)

autohemagglutination
1. The clumping of an individual's red blood cells by his or her own plasma.
2. The nonspecific agglutination or clumping together of cells (bacteria or erythrocytes, for example) as the result of physical-chemical factors.
3. The agglutination of particulate antigens; such as, bacteria, which does not involve an antibody.
autohemic
Dependent upon the presence of autologous blood.
autohemolysis
1. Haemolysis (destruction of red blood cells which leads to the release of hemoglobin from within the red blood cells into the blood plasma) occurring in certain diseases as a result of an autohemolysin (an autoantibody that acts on the red blood cells in the same person in whose body it is formed).
2. Hemolysis of the blood cells of a person by his own serum.
autohemorrhage
Voluntary exudation or ejection of nauseous or poisonous blood by certain insects as a defense against predators.
autohemotherapy
Treatment of disease with the patient's own blood, withdrawn by venipuncture and then injected intramuscularly.
autohypnosis
1. The act or process of hypnotizing oneself.
2. A self-induced hypnotic state, often employed as a way to enhance the suggestions given the subject by the therapist; self-hypnosis and idiohypnotism.
3. The intelligent use of self-hypnosis offers much to the individual in whom increased efficiency in concentration, relaxation, self-control, and learning capacity is important. —Duncan A. Holbert, M.D.
autoicons, auto-icons
Jeremy Bentham (1748-1832), the philosopher-author whose clothed skeleton is on display at University College, London, thought that dead people should all be embalmed and used as their own monuments.

Based on information from Word and Phrase Origins

autoicous, autoecious
In botany, having male and female organs on the same plant but on different branches.
auto-ID center
A non-profit collaboration between private companies and academia that pioneered the development of an internet-like infrastructure for tracking goods globally through the use of RFID tags.
autoignition (s), autoignitions (pl) (noun forms); spontaneous combustion
1. Spontaneous ignition of some or all of the fuel-air mixture in the combustion chamber of an internal combustion engine.
2. The spontaneous ignition of fuel when introduced into the combustion chamber of an internal-combustion engine, as a result either of glowing carbon in the chamber or of the heat of compression.
autoimmune
1. Pertaining to the immune response of an organism against any of its own tissues, cells, or cell components.
2. Marked by the state of autoimmunity or having the property of responding immunologically to tissues of one's own body.
3. In autoimmune disorders, components of a body's immune system target one or more of the person's own tissues.

More than 40 autoimmune conditions have been identified, including such common examples as type 1 (insulin-dependent) diabetes, rheumatoid arthritis, and celiac disease.

Together they constitute the third leading cause of sickness and death after heart disease and cancer; and they afflict between five and eight percent of the U.S. population, racking up an annual medical bill in the tens of billions of dollars.

Forecasts of the future have always intrigued and frightened people. Handled properly, such knowledge could benefit the millions of patients and doctors destined to battle autoimmune diseases.

By making early intervention possible, predictive autoantibodies have the potential to alleviate much misery and to help provide extra years of healthy life.

—Excerpts from "New Predictors of Disease" by Abner Louis Notkins;
Scientific American; March, 2007; pages 54 & 61.
autoimmunity
1. An immune state in which antibodies are formed against the person's own body tissues.
2. Antibody production by an organism in response to and against any of its own tissues.
autoimmunization
Immunization as a result of the natural processes within the body.
autoindulgence
An excessive indulgence or inability to resist the gratifications of one's own appetites and desires.
autoinfection
1. Reinfection by an organism existing within the body or transferred from one part of the body to another.
2. The direct reinfection of a host individual by larval offspring of an existing parasite.

Inter-related cross references, directly or indirectly, involving word units dealing with "equal, identical, same, similar": emul-; equ-, equi-; homeo-; homo-; iso-; pari-; peer; rhomb-; syn-; tauto-.