Category: A
-
Aniscoria
Inequality in the size of the pupils of the eyes.
-
Animism (theory of)
The belief by Stone Age people that all things, inanimate and living things, possessed a spirit. These spirits could be favorable or unfavorable. The favorable spirits were worshipped while the unfavorable ones were exorcised or appeased. The unfavorable spirits caused disease. This belief in the causation of disease persists in many parts of the undeveloped…
-
Animal phobia
The fear and avoidance of small animals.
-
Animal parasite
An animal organism that can live in the body of another animal, parasite.
-
Animal magnetism
A theory of Friedrich Mesmer which stated that hysterical disorders are caused by a universal magnetic fluid in the body. According to physician Franz Anton Mesmer, the force permeating all animal life, including human. It is the mechanism by which hypnotism acts. The idea that there is some substance or held of force that runs…
-
Animalcules
The microscopic organism discovered by Anton van Leeuwenhoek in 1683. Today, we know them as one-celled animals and possibly bacteria.
-
Analingus
In sexology, mouth to anus stimulation.
-
Anhydrous alcohol
Absolute alcohol.
-
Anhidrosis
Decreased or absence of the secretion of sweat. A condition in which sweating by the body is reduced or stops completely. Failure of sweat gland function. An abnormal lack of sweating in response to heat. Sweating is the body’s way of cooling itself, and its absence can result in potentially life threatening overheating. Anhidrosis can…
-
Angulation
The formation of an angle. Abnormal formation of angles by tubular structures such as the intestines, blood vessels, or ureter.