D

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DEPERSONIFICATION

Treating a person as something they are not.

DEPRIVATION DWARFISM

A stunting of physical growth in infancy due to non-organic factors. See failure to thrive.

DERANGEMENT

A disturbance in mental functioning.

DES 1

The abbreviation for dysexecutive syndrome or diethylstilbestrol.

DESIGN FOR ADJUSTABLE RANGE

Designing equipment for peopel to use that can be adjusted for different people. Compare design for the average- universal design.

DESURGENCY

A trait of personality featuring brooding, seclusion and anxiety.

DETERMINING TENDENCY

A goal direction that maintains a sequence of behaviours. Also called determing set.

DEVELOPMENT CYCLE

Ergonomics. Process of developing a process.

DEVELOPMENTAL SCHEDULES

The tables that show when certain milestones should occur.

DEXEDRINE

Trade name for dextroamphetamine.

DIACRITICAL MARKING SYSTEM (DMS)

Symbols used to denote phonetic sounds.

DIALECTICAL MATERIALISM

Philosophy of Karl Marx.Principle accounting for the progress of history and the succession of economies and governments.

DIBENZODIAZEPINE

An atypical antipsychotic similar to benzodiazepines.

DIENCEPHALON

Posterior part of the forebrain.

DIFFERENTIAL EFFECT

Parapsychology. The higher than chance a particpant has in being right using zener cards. See decline effect- focusing effect- position

DIFFRACTION

The bending and scattering of waves as they move around an object.

DIGITIZED SPEECH

Speech coded in digital form.

DIMINISHED CAPACITY

A legal defense where a mental abnormality is the reason for the crime.

DIPSOMANIA

Episodic binge drinking. See epsilon alcoholism.

DIRECTED REVERIE

A technique used in therapy where thye client is asked to re-experience a dream or early life event by describing