psychosis means A severe mental disorder, sometimes with physical damage to the brain, marked by a deranged personality and a distorted view of reality. It carries an Arena rating of 1660, earned across 3 head-to-head judged battles.
Among words judged in Lexicurio's Arena, psychosis ranks #155 of 17,118 for Scariest Words, #1,002 of 17,116 for Words That Escaped Their Books, #3,110 of 17,118 for Most Ponderous Words, #3,227 of 17,125 for Most Incisive Words.
psychosis is pronounced /saɪˈkəʊsɪs/.
Why “psychosis” is a great word
A severe mental disorder characterized by a loss of contact with reality, often manifesting as hallucinations, delusions, or profound thought disorganization. From Ancient Greek ψυχή (psykhḗ, "mind, soul") + -ωσις (-ōsis, "abnormal or diseased condition"), literally "an abnormal condition of the mind"; the term was introduced into psychiatric literature by German physician Ernst von Feuchtersleben in 1845. Unlike "neurosis" (which suggests a mind distressed but still tethered to a shared world) or "schizophrenia" (a specific chronic condition), psychosis is the broader, terrifying rupture itself. It is the private logic that makes public language meaningless, the voice arriving from an empty hallway, the certainty that your own thoughts are being broadcast to strangers on the street—a profound solitude where the self becomes its own persecutor and sanctuary, standing alone in a country without maps.
Etymology
From psych- + -osis or from Ancient Greek ψύχωσις (psúkhōsis, “animation, principle of life”).
noun
- A severe mental disorder, sometimes with physical damage to the brain, marked by a deranged personality and a distorted view of reality.
Words closest in meaning
By meaning, not spelling — each word's AI semantic fingerprint, nearest first.
- psychotic 73% match — Of, related to, or suffering from psychosis. vs psychosis →
- disturbed 63% match — Showing symptoms of mental illness, severe psychosis, or neurosis. vs psychosis →
- delirium 60% match — A temporary mental state with a sudden onset, usually reversible, including symptoms of confusion, inability to concentrate, disorientation, anxiety, and sometimes hallucinations. Causes can include dehydration, drug intoxication, and severe infection. vs psychosis →
- neurosis 59% match — A mental disorder, less severe than psychosis, marked by anxiety or fear which differ from normal measures by their intensity, which disorder results from a failure to compromise or properly adjust during the developmental stages of life, between normal human instinctual impulses and the demands of human society. vs psychosis →
- psychoticism 59% match — A personality pattern typified by aggressiveness and interpersonal hostility. vs psychosis →
- deranged 58% match — Disturbed or upset, especially mentally. vs psychosis →
- psychotoid 58% match — Resembling psychosis. vs psychosis →
- paranoia 58% match — A psychotic disorder, now called delusional disorder, often (in one of six subtypes) characterized by delusions of persecution and a perceived threat against the individual affected with the disorder, and often associated with false accusations and a general mistrust of others. vs psychosis →