dys- +

1. Abnormal sensations on the skin; such as, a feeling of numbness, tingling, prickling (as if with pins and needles), or a burning or cutting pain; also paresthesia.
2. Difficulty or derangement of sensation, or of any bodily senses; also applied to a class of diseases of which this is a symptom.
3. Abnormal sensations experienced in the absence of stimulation.
4. Distortion of the sense of touch.

It may be organically or psychically determined.

1. An abnormal, inadequate, or impaired action of an organ or part.
2. Difficult function or abnormal function.

Examples of dysfunctions:

• Constitutional hepatic dysfunction, (familial nonhemolytic jaundice).
• Dental dysfunction (abnormal functioning of dental structures).
• Minimal brain dysfunction (attention deficit disorder).
• Placental dysfunction (dysmature placenta).
• Psychosexual dysfunction.
• Sexual dysfunction (a disturbance of sexual functioning).
• Erectile dysfunction is a consistent inability to sustain an erection sufficient for sexual intercourse.

1. Failing to perform the function that is normally expected.
2. Unable to function emotionally as a social unit.
3. In medicine, unable to function normally as a result of disease or impairment.

A medical abnormality in the functioning of an organ or other part or system of the body.

Poor or inadequate milk production; disordered milk secretion.

Defective or abnormal development, particularly in the embryo.

Relating to, or causing the biological impairment or deterioration of a strain or race; especially of humans.

The science dealing with the factors operating to produce biological, and especially genetic, deterioration in the offspring of animals.

A condition caused by abnormal genital development.

Plants growing on soils; such as, granite, or hard rocks, generally; which do not readily yield a detritus.

Impairment or perversion of the sense of taste; impairment or perversion of the gustatory sense so that normal tastes are interpreted as being unpleasant or completely different from the characteristic taste of a particular food or chemical compound.

Of or relating to the dysfunction of glands, especially the endocrine glands.

Abnormality of the jaw; any developmental abnormality of the maxilla or mandible or both jaws.

Any disorder characterized by intellectual impairment; memory loss; any mental illness.

Difficulty in combining into an integrated whole the various symbols comprising a word or phrase.