Adult Psychiatry Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
extrapyramidal symptoms
Neurological side effects of antipsychotic medications affecting movement and muscle control.
psychiatric advance directive
A legal document that allows individuals to specify their treatment preferences for future psychiatric care during perio...
psychiatric hold
A legal mechanism allowing involuntary detention of individuals deemed dangerous to themselves or others for psychiatric...
psychiatric hospitalization
Inpatient treatment in a specialized facility for individuals experiencing acute mental health crises.
psychoeducation
Educational intervention providing patients and families with information about mental illness, treatment options, and c...
psychomotor retardation
A slowing of physical and mental activity commonly observed in major depression, characterized by reduced motor activity...
psychopharmacogenomics
The study of how genetic variations affect individual responses to psychiatric medications, informing personalized treat...
psychosocial rehabilitation
Community-based services helping individuals with mental illness develop skills for independent living.
rapid cycling
Bipolar disorder pattern characterized by four or more mood episodes (manic, hypomanic, or depressive) within a 12-month...
rapid tranquilization
The emergency use of medication to quickly reduce severe agitation, aggression, or psychosis in psychiatric patients to...
SAMHSA
Federal agency responsible for advancing behavioral health services and substance abuse prevention in the United States.
schizoaffective disorder
A chronic mental health condition characterized by symptoms of both schizophrenia and major mood disorders occurring con...
SLUMS
Saint Louis University Mental Status examination - a cognitive screening tool designed to detect mild cognitive impairme...
SSRI discontinuation syndrome
A cluster of symptoms that can occur when selective serotonin reuptake inhibitor medications are stopped abruptly or tap...
tangentiality
A thought disorder characterized by responses that are related to but diverge from the original topic without returning...
tardive dyskinesia
A movement disorder characterized by involuntary muscle movements, typically caused by long-term antipsychotic medicatio...
therapeutic alliance
Collaborative relationship between clinician and patient characterized by mutual trust, agreement on treatment goals, an...
therapeutic index
Ratio between toxic dose and therapeutic dose of a medication, indicating safety margin.
therapeutic milieu
A structured treatment environment designed to promote healing and positive behavioral change.
therapeutic window
The range of drug concentrations in which a medication is both effective and safe, avoiding subtherapeutic and toxic lev...
thought blocking
Sudden interruption in thought process where the patient stops speaking mid-sentence and cannot recall what they were sa...
thought broadcasting
A delusion in which patients believe their thoughts can be heard or perceived by others without verbal expression.
thought echo
A first-rank symptom of schizophrenia where patients hear their own thoughts spoken aloud, either as they think them or...
thought insertion
Delusion where patients believe thoughts are being placed into their mind by external forces or other people.
thought process
The logical flow and organization of a patient's thinking as observed during clinical examination.