Nota: A tradução desta entrada está atualmente em revisão de qualidade, portanto parte do conteúdo é exibida temporariamente apenas em inglês.
Este verbete ainda não foi traduzido para o seu idioma, portanto o original é exibido abaixo.
derangement
In a psychological or legal context, this term is highly formal and often carries an archaic or clinical tone. It suggests a complete breakdown of mental order rather than a mild illness. In modern conversation, words like "instability," "psychosis," or "mental breakdown" are more common, as "derangement" can sound overly dramatic or dated unless used in a formal court setting or historical text.
In mathematics, specifically combinatorics, the term is a technical jargon. It describes a specific type of permutation where no element remains in its original place. This usage is strictly academic and is never used interchangeably with the psychological meaning.
When referring to the mind, it is often paired with adjectives like "complete," "total," or "temporary" to specify the extent of the mental disturbance.
Meanings
Examples
The witness described the defendant as being in a state of complete mental derangement.
He suffered a sudden derangement of the mind brought on by extreme stress.
The court must determine if the crime was a result of temporary derangement.
Her letters grew increasingly erratic, hinting at a growing derangement.
Is this behavior a sign of actual derangement or just a momentary lapse in judgment?
In combinatorics, a derangement is a permutation with no fixed points.
In combinatorics, a derangement is a permutation with no fixed points.
The professor asked the students to calculate the number of derangements for a set of five elements.
The professor asked the students to calculate the number of derangements for a set of five elements.