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The word is derived from the Latin word verbum (also the source of verbiage), plus the verb gerĕre, to carry on or conduct, from which the Latin verb verbigerāre, to talk or chat, is derived. However, clinically the term verbigeration never achieved popularity and as such has virtually disappeared from psychiatric terminology.
A mental state, or a mental property, is a state of mind of a person. Mental states comprise a diverse class, including perception, pain/pleasure experience, belief, desire, intention, emotion, and memory.
This is an accepted version of this page This is the latest accepted revision, reviewed on 17 February 2025. The following is a list of mental disorders as defined at any point by the Diagnostic and Statistical Manual of Mental Disorders (DSM) or the International Classification of Diseases (ICD). A mental disorder, also known as a mental illness, mental health condition, or psychiatric ...
The definition and classification of mental disorders are key issues for researchers as well as service providers and those who may be diagnosed. For a mental state to be classified as a disorder, it generally needs to cause dysfunction. [15] Most international clinical documents use the term mental "disorder", while "illness" is also common.
Delirium is a type of neurocognitive disorder that develops rapidly over a short period of time. Delirium may be described using many other terms, including: encephalopathy, altered mental status, altered level of consciousness, acute mental status change, and brain failure.
Mental health encompasses emotional, psychological, and social well-being, influencing cognition, perception, and behavior.According to the World Health Organization (WHO), it is a "state of well-being in which the individual realizes his or her abilities, can cope with the normal stresses of life, can work productively and fruitfully, and can contribute to his or her community". [1]
Ψ , the first letter of the Greek word psyche from which the term psychology is derived, is commonly associated with the field of psychology. In 1890, William James defined psychology as "the science of mental life, both of its phenomena and their conditions." [14] This definition enjoyed widespread currency for decades.
Role theory is a concept in sociology and in social psychology that considers most of everyday activity to be the acting-out of socially defined categories (e.g., mother, manager, teacher). Each role is a set of rights, duties, expectations, norms, and behaviors that a person has to face and fulfill. [ 1 ]