ENGLISH
REFERENCE

psychosis

n. C / U
C2 Proficiency US //saɪˈkoʊsəs// UK //saɪkˈəʊsɪs// psy·chosis

n. a serious mental condition where a person loses touch with reality. You might see or hear things that are not there or believe things that are not true.

n. a severe mental disorder in which thought and emotions are so impaired that contact is lost with external reality. Often involves hallucinations or delusions.


SIMPLE

The patient suffered from a brief period of psychosis.

CONTEXTUAL

Doctors worked to determine whether the patient's psychosis was caused by a medical condition or a reaction to new medication.

COMPLEX

Early intervention in cases of drug-induced psychosis is critical to prevent long-term cognitive decline and to help the individual reintegrate into their social and professional environment.

Origin

From psych- + -osis or from Ancient Greek ψύχωσις (psúkhōsis, “animation, principle of life”).

Usage

Uncountable when referring to the general state; countable when referring to a specific episode or instance.

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