D

Speech where two vowels run together.

Death-Anxiety is an overwhelming, pervasive fear of death that interferes with a person's daily functioning. This is from answers to questions about the concerns...

The strongest and outer layer of the brain and spinal cord.

Even before Greek and Roman civilization collapsed under the impact of the barbarian onslaught in the fifth century, the Dark Ages in psychiatric history...

A legal defense where a mental abnormality is used to reduce accountability for an act. Also called limited responsibility. See partial insanity.

These diseases, which include multiple sclerosis and diffuse sclerosis, are due to the degeneration of the insulating (myelin) sheath around nerve fibers, and its...

Any physical, social, intellectual and emotional ability or acheivement needed to be acquired at each developmental stage of life. See developmental sequence.

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

Any part of the surface that is receptive.

The logarithmic unit that is used to express the loudness or intensity of sound.