• WordNet 3.6
    • v derange throw into great confusion or disorder "Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt"
    • v derange derange mentally, throw out of mental balance; make insane "The death of his parents unbalanced him"
    • ***
Webster's Revised Unabridged Dictionary
    • Derange To disturb in action or function, as a part or organ, or the whole of a machine or organism. "A sudden fall deranges some of our internal parts."
    • Derange To disturb in the orderly or normal action of the intellect; to render insane.
    • Derange To put out of place, order, or rank; to disturb the proper arrangement or order of; to throw into disorder, confusion, or embarrassment; to disorder; to disarrange; as, to derange the plans of a commander, or the affairs of a nation.
    • ***
Century Dictionary and Cyclopedia
    • derange To disturb the regular order of; throw into confusion; disconcert; disarrange: as, to derange plans or affairs.
    • derange To disturb the state, action, or functions of; put out of proper order or condition; disorder; unsettle: as, to derange a machine; his health is much deranged; to derange one's mind or reason.
    • derange To disorder the mind of; unsettle the reason of, as a person.
    • derange To disarrange, displace, unsettle, confuse, embarrass, discompose, disconcert.
    • ***
Chambers's Twentieth Century Dictionary
    • v.t Derange de-rānj′ to put out of place or order: to disorder
    • ***


  • Samuel Taylor Coleridge
    “My case is a species of madness, only that it is a derangement of the Volition, and not of the intellectual faculties.”


Webster's Revised Unabridged Dictionary
F. déranger,; pref. dé-, = dés-,L. dis,) + ranger, to range. See Range, and cf. Disarrange Disrank
Chambers's Twentieth Century Dictionary
Fr. déranger (L. dis), asunder, and ranger, to rank.


In literature:

In case a petticoat pipe becomes deranged, what can be done?
"The Traveling Engineers' Association" by Anonymous
Again, the effects of indigestion, and more particularly stomachic derangement, on dreams are too well known to require illustration.
"Illusions" by James Sully
Rebecca, the wife of George Jacobs, Jr., was the victim of a partial derangement.
"Salem Witchcraft, Volumes I and II" by Charles Upham
Yet he only continued to think that he saw before him some poor unfortunate whose mind was deranged.
"The Best Ghost Stories" by Various
When this perspiration is obstructed, general derangement succeeds.
"A Practical Directory for Young Christian Females" by Harvey Newcomb
The shock produced by his death struck the miserable woman into the utter darkness of settled derangement.
"The Haunters & The Haunted" by Various
It will easily be understood that the mechanical organisation of the school was greatly deranged by the removal from home.
"Uppingham by the Sea a Narrative of the Year at Borth" by John Henry Skrine
It is specially liable to derangements of digestion, nutrition, and blood-making.
"The People's Common Sense Medical Adviser in Plain English" by R. V. Pierce
Carrots are very good for gouty subjects and for derangements of the liver.
"Food Remedies" by Florence Daniel
Repeated and careful examinations failed to detect any derangement of the uterine mechanism.
"Sex in Education" by Edward H. Clarke

In poetry:

That the future's no calamitous change
But a malingering of now,
Histories, towns, faces that no
Malice or accident much derange.
"A Woman Unconscious" by Ted Hughes
Crazy resonant warbling ran riot,
And the voice of this plain-looking songster
Sowed derangement, ecstatic delight
In the depth of the mesmerised copsewood.
"White Night" by Boris Pasternak
You left North Haven, anchored in its rock,
afloat in mystic blue…And now—you've left
for good. You can't derange, or rearrange,
your poems again. (But the sparrows can their song.)
The words won't change again. Sad friend, you cannot change.
"North Haven" by Elizabeth Bishop

In news:

Deranged Gunman Kills 8 in San Francisco Office Tower.
These killers are primarily the product of psychological derangements, not sociological ones.
Deranged individual' unleashed massacre at Dark Knight movie.
You said you had changed/But what you really are is plain ol' deranged.
Survivors recall deranged gunman's tragic theater rampage.
I read this story on Yahoo today and thought to myself, is this woman deranged or did HE do something so bad, he literally sent over the edge.
The hosts of NBC's "Today Show" got a scare during this morning's broadcast after a deranged Brooklyn man lunged over a set of barricades and tried to approach them, the network said.
Swans albums are the unparalleled expression of multi-instrumentalist Michael Gira, who often sounds like he's either deranged with enthusiasm or deranged with bitterness.
Monica Seles dominated women's tennis for two-and-a-half years before she was stabbed in the back by a deranged spectator during a 1993 match in Hamburg, Germany.
The second album since siblings Curt and Cris Kirkwood reunited their iconic alt-rock outfit continues the tug-of-war between charmingly askew country rock and mildly deranged psychedelia that marked their '80s–'90s run.
Paralysis and heavy sedation of mechanically ventilated patients is frought with numerous physiologic derangements and potential complications.
Democrats point to bitter rhetoric while Republicans say the suspect is 'deranged' with no clear link to politics.
Each day I turn on the news, fully expecting to hear of another shooting someplace by some deranged killer.
Is Mel Gibson More Deranged Than We Thought.
A deranged Bronx dad, distraught over a breakup with his wife, drowned their 5-year-old son, poisoned their 6-year-old daughter and tried to take his own life today, police said.

In science:

If G is a transitive group on a finite set Ω, define δ(G, Ω) to be proportion of derangements in G.
Bounds on the number and sizes of conjugacy classes in finite Chevalley groups with Applications to Derangements
See [GW] for applications of better bounds of δ(G, Ω) and bounds on derangements in a given coset.
Bounds on the number and sizes of conjugacy classes in finite Chevalley groups with Applications to Derangements
We also prove some results about derangements in cosets of simple groups.
Bounds on the number and sizes of conjugacy classes in finite Chevalley groups with Applications to Derangements
Guralnick, Bounds on the number and sizes of conjugacy classes in finite Chevalley groups with applications to derangements (to appear in Trans.
Invariable generation and the chebotarev invariant of a finite group
In fact, it is even easier, as we do not have to deal with possible reductions and require that the permutations obtained in the proof are derangements.
Random groups and Property (T): \.Zuk's theorem revisited