Category: D
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Dualism
The Persian philosophy that the spirit and the flesh are in conflict with one another. The condition of being double or twofold.
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Dual coding hypothesis
The hypothesis that concrete objects or words are to be remembered more readily than abstract objects or words because they are encoded as images and as verbal labels.
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Dual career marriage
A marriage in which both partners seriously pursue professional careers. Now largely thought to be the rule rather than the exception.
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Dry weight
Moisture-free weight obtained by drying at high temperatures for a sufficient period of time. The body weight of a person after ideal hemodialysis, that is, of a patient in renal failure who has neither edema nor high blood pressure.
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Dry orgasm
Sexual climax in the male without apparent ejaculation of semen. Often an instance of retrograde ejaculation caused by some anomaly within the prostate in which semen is ejaculated backward into the posterior urethra and urinary bladder rather than out the penis. Removal of the prostate often is the cause of dry orgasm. The experience of…
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Dry-drunk phenomenon
An alcoholic’s typical state of mind when not drinking, marked by a lack of insight, exaggeration of self-importance, overestimation of abilities, insensitivity to others’ needs and feelings, rigid judgmental outlook, impatience, and dissatisfaction with life.
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Drunkenness
A state of intoxication Alcoholic intoxication. In legal medicine, intoxication or being “under the influence” of alcohol is defined according to the concentration of alcohol in the blood or exhaled air. The precise concentration used to define legal intoxication varies among states. Drivers are considered intoxicated with alcohol (in many states) when the blood level…
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Drug-use indicators
Descriptions of or statistics on the incidence and prevalence of drug use in a particular area or in a specific population.
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Drug reinforcer
Any short-term effect of using a drug that is perceived as beneficial, which increases the likelihood of repeated drug use.
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Drug receptor
The specific area on or within a particular neuron with which a drug must interact or attach itself before any change in cell function occurs. A protein-containing complex on a cell membrane that is capable of being stimulated by drugs in the extracellular fluid and translating that stimulation into an intracellular response. There may be…