Definition of Derangement

1. Noun. A state of mental disturbance and disorientation.

Exact synonyms: Mental Unsoundness, Unbalance
Generic synonyms: Insanity
Derivative terms: Derange, Unbalance



2. Noun. The act of disturbing the mind or body. "She was unprepared for this sudden overthrow of their normal way of living"
Exact synonyms: Overthrow, Upset
Generic synonyms: Disturbance
Derivative terms: Derange, Upset

Definition of Derangement

1. n. The act of deranging or putting out of order, or the state of being deranged; disarrangement; disorder; confusion; especially, mental disorder; insanity.

Definition of Derangement

1. Noun. The property of being deranged. ¹

2. Noun. An act or instance of deranging. ¹

3. Noun. (mathematics) A permutation of a set such that no element is in its previous position. ¹

¹ Source: wiktionary.com

Definition of Derangement

1. [n -S]

Medical Definition of Derangement

1. 1. A disturbance of the regular order or arrangement. 2. Rarely used term for a mental disturbance or disorder. Origin: Fr. Hey's internal derangement, dislocation of the semilunar cartilages of the knee joint. (05 Mar 2000)

Lexicographical Neighbors of Derangement

deramciclane
derandomisation
derandomise
derandomised
derandomises
derandomising
derandomization
derandomizations
derandomize
derandomized
derandomizes
derandomizing
derange
deranged
derangement (current term)
derangements
deranger
derangers
deranges
deranging
derat
derate
derated
derates
derating
deratings
deration
derations
deratization

Literary usage of Derangement

Below you will find example usage of this term as found in modern and/or classical literature:

1. Elements of Mental Philosophy: Abridged and Designed as a Text-book for by Thomas Cogswell Upham (1854)
"Nature of voluntary moral derangement. THE moral, as well as the natural or ... There are probably two leading forms, at least, of moral derangement, viz., ..."

2. Law of Wills, Executors and Administrators by James Schouler (1915)
"or those in charge of him apprehended mental derangement, there should be a careful scrutiny of a will made shortly before the symptoms of insanity were ..."

3. Crabb's English Synonyms by George Crabb (1917)
"derangement, from the verb to derange, implies the first stage of disordered ... derangement may sometí men be applied to the temporary confusion of a ..."

4. Elements of Mental Philosophy Enbracing the Two Departments of the Intellect by Thomas Cogswell Upham (1841)
"Nature of voluntary moral derangement. t THE moral, as well as the natural ... There are probably two leading forms, at least, of moral derangement, viz., ..."

5. Epilepsy and other chronic convulsive diseases: Their Causes, Symptoms by William Richard Gowers (1885)
"Although it is not often that the first fit can be ascribed to gastric derangement, yet dyspepsia is common in epileptics, and, as Dr. Paget of Cambridge ..."

6. A Treatise on the Practice of Medicine by George Bacon Wood (1858)
"Even influences of a sedative or depressing character may produce mental derangement, without any attendant evidence of inflammation or even vascu- lar ..."

7. The Monthly Review (1844)
"V.—Essays on Partial derangement of the Mind in supposed connexion with Religion. By the late JOHN CHEYNE, MD, FRSE, MRIA, Physician General to his ..."

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