Category: D
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Dermagraphia
A highly reactive condition of the skin that causes it to redden and swell wherever it is stroked by a finger.
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Derivative
In pharmacology, a substance coming either directly or indirectly from another substance. A substance which is derived from another substance. Something that is not original or fundamental.
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Deprivation dwarfism
Severely retarded growth that is due to parental neglect or emotional upset.
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Depressive reaction
A neurotic condition characterized by a person being more depressed than could reasonably be expected under the circumstances. The duration of depression may be prolonged is characterized by headache, constipation, anorexia, and fatigue. The person is in touch with reality and often recognizes the source of the depression and frustration but overestimates its significance.
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Depressed fracture
A skull fracture with impaction, depression, or sinking in of the bone fragments. A fracture of a flat bone such as those in the skull where part of the bone has been pushed down lower than the surrounding parts. Disruption of the cranium where bone is pushed inward toward the brain. A fracture in which…
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Depo provera
A long-acting injectable contraceptive drug containing only progestin. A trademark for a progesterone derivative used in birth control and treatment of endometriosis which is administered by three-monthly injection. Depo-Provera is a brand name for medroxyprogesterone, which is a progestogen drug with a long-acting effect. It is administered through depot injections and is primarily used as…
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Depilate
To remove hair. To eliminate unwanted hair, various methods can be employed. One approach involves the use of electrolysis, wherein an electric needle is inserted into the hair follicle to deactivate the hair root, leading to the hair falling out and preventing its regrowth. Another method involves the application of x-rays to the scalp, which…
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Depending ratio
A comparison between those persons whom society considers economically productive and those it considers economically unproductive. As many people over 65 years of age retire from the work force, this group is usually classified as economically unproductive. Others in this category are children, and the unemployed between the ages of 18 and 64 years.
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Dependent personality
A person lacking in self-confidence, those with a passively allow others to run their lives and make no demands on them, lest they endanger these protective relationships. Dependent personality disorder is a psychological condition marked by an individual’s inability to function autonomously without substantial guidance from others. People with this disorder often experience feelings of…
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Dependency relationship
The emotional and/or physical need to continue taking a particular drug, drug dependence.