insane

afflicted with mental derangement, having a disordered mind, mad: Her bizarre threats were the result of an insane jealousy.

Not to be confused with:

inane – empty, pointless, lacking sense, complacently foolish: I was bored by the lecturer’s inane presentation.

in·sane

(ĭn-sān′)

adj.

a. Of, exhibiting, or afflicted with mental derangement. Not used in psychiatric diagnosis.

b. Characteristic of or associated with persons who are mentally deranged: an insane laugh; insane babbling.

c. Intended for use by such persons: an insane asylum.

2. Having been determined to be in a condition that meets the legal definition of insanity.

3. Immoderate; wild: insane jealousy.

4. Very foolish; absurd: took insane risks behind the wheel.

[Latin īnsānus : in-, not; see in-¹ + sānus, sane, healthy.]

in·sane′ly adv.

in·sane′ness n.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

insane

(ɪnˈseɪn)

adj

a. mentally deranged; crazy; of unsound mind

b. (as collective noun; preceded by the): the insane.

2. (Psychology) characteristic of a person of unsound mind: an insane stare.

3. irresponsible; very foolish; stupid

inˈsanely adv

inˈsaneness n

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

in•sane

(ɪnˈseɪn)

adj.

1. (not in technical use) mentally unsound or deranged; demented; mad.

2. of, characteristic of, or for persons who are mentally deranged.

3. utterly senseless; irrational: an insane plan.

[1550–60; < Latin]

in•sane′ly, adv.

in•sane′ness, n.

insane

, insanity - Latin sanus, "healthy," is part of insane and insanity.

insane

adjective

1. mad, crazy, nuts (slang), cracked (slang), mental (slang), barking (slang), crackers (Brit. slang), mentally ill, crazed, demented, cuckoo (informal), deranged, loopy (informal), round the bend (informal), barking mad (slang), out of your mind, gaga (informal), screwy (informal), doolally (slang), off your trolley (slang), round the twist (informal), of unsound mind, not right in the head, non compos mentis (Latin), off your rocker (slang), not the full shilling (informal), mentally disordered Some people simply can't take it and they go insane.
mad sound, normal, sensible, rational, sane, lucid

2. stupid, foolish, daft (informal), bizarre, irresponsible, irrational, lunatic, senseless, preposterous, impractical, idiotic, inane, fatuous, dumb-ass (slang) Listen, this is completely insane.
stupid sensible, reasonable, reasoned, practical, logical

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

insane

adjective

1. Afflicted with or exhibiting irrationality and mental unsoundness:

brainsick, crazy, daft, demented, disordered, distraught, dotty, lunatic, mad, maniac, maniacal, mentally ill, moonstruck, off, touched, unbalanced, unsound, wrong.

Informal: bonkers, cracked, daffy, gaga, loony.

Slang: bananas, batty, buggy, cuckoo, fruity, loco, nuts, nutty, screwy, wacky.

Chiefly British: crackers.

Law: non compos mentis.

Idioms: around the bend, crazy as a loon, mad as a hatter, not all there, nutty as a fruitcake, off one's head, off one's rocker, of unsound mind, out of one's mind, sick in the head, stark raving mad.

2. So senseless as to be laughable:

absurd, foolish, harebrained, idiotic, imbecilic, lunatic, mad, moronic, nonsensical, preposterous, silly, softheaded, tomfool, unearthly, zany.

Informal: cockeyed, crazy, loony, loopy.

Slang: balmy, dippy, dopey, jerky, sappy, wacky.

Translations

جُنونيمَجْنُونٌمَجْنون، مَريض عَقْلِيًّا

duševně chorýnesmyslný

sindssygåndssvag

geisteskrank toll verrückt wahnsinnig

παράφρων τρελός αποκλίνων

dementeenfermo mentalinsensato loco

hullujärjetönmielenvikainen

fou insensé aberrant dément

lud

fáránlegurgeîveikur

ammattire folle follia i matti insano

正気でない

미친

beprotystėne viso protopsichinė ligapsichiškai nesveikas

nenormālsneprātīgsvājprātīgs

krankzinnig

sinnssyk vanvittig

obłąkany

insanoinsanoslouco

безумный душевнобольной невменяемый сумасшедший

blazen

sinnessjuk

ที่วิกลจริต

deli saçmaçıldırmış

mất trí

患精神病的极具愚蠢的精神错乱的

insane

[ɪnˈseɪn]

A. ADJ

1. (= mad) → loco
he is quite insane → está completamente loco → es un demente
the jury decided King was insane at the time → el jurado decidió que King estaba loco or no estaba en su sano juicio en aquel momento
she had killed him while temporarily insane → lo había matado mientras sufría demencia temporal
to drive sb insane → enloquecer or volver loco a algn
to go insane → volverse loco
insane jealousy → celos mpl enfermizos

2. (fig) (= crazy) [suggestion, idea] → descabellado; [act] → insensato
if I told them that, they'd think I was insane → si les dijese eso, pensarían que estoy completamente loca or que no estoy en mi sano juicio
this idea is totally insane → esta idea es una verdadera locura or es totalmente descabellada
to drive sb insane → sacar a algn de quicio
it would be insane to let him go by himself → sería una locura dejarle ir solo

B. NPL the insane → los enfermos mentales
see also criminally

C. CPD insane asylum N (US) → manicomio m, psiquiátrico m

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

insane

[ɪnˈseɪn]

adj

(clinically) [person] → fou(folle)
Pugin died insane at the age of forty → Pugin est mort fou à l'âge de quarante ans.
to go insane → devenir fou(folle)
His first wife went insane → Sa première femme est devenue folle. criminally insane

[idea, suggestion] → fou(folle)

npl
the insane → les malades mentaux criminally insane

insane

adj

(lit) → geisteskrank; (fig inf) → wahnsinnig, irrsinnig; to drive somebody insane (lit) → jdn um den Verstand bringen; (fig inf) → jdn wahnsinnig machen; to go insane (lit) → den Verstand verlieren; (fig inf) → wahnsinnig werden; you must be insane! (inf) → du bist wohl wahnsinnig!; that’s insane! (inf) → das ist Wahnsinn or Irrsinn!; insane jealousy → rasende Eifersucht; he was judged criminally insane → er wurde als psychisch kranker Straftäter eingeschätzt

(esp US) insane asylum/ward → Anstalt f → /Abteilung f → für Geisteskranke

pl the insane → die Geisteskranken pl

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

insane

[ɪnˈseɪn]

1. adj (person) → pazzo/a, matto/a (Med) → malato/a di mente; (act) → folle, demenziale
to drive sb insane (fig) → far impazzire or far diventar matto/a qn

2. npl the insane → i malati di mente
an asylum for the insane → un manicomio

insane

(inˈsein) adjective

1. mad; mentally ill.

2. extremely foolish. It was insane to think he would give you the money.

inˈsanity (-ˈsӕ-) noun

insane

→ مَجْنُونٌ duševně chorý sindssyg wahnsinnig παράφρων insensato järjetön fou lud pazzo 正気でない 미친 krankzinnig vanvittig obłąkany insano, louco безумный sinnessjuk ที่วิกลจริต deli mất trí 患精神病的

in·sane

a. loco-a, demente.

insane

adj loco

Adj.	1.	insane - afflicted with or characteristic of mental derangement; "was declared insane"; "insane laughter" irrational - not consistent with or using reason; "irrational fears"; "irrational animals" unreasonable - not reasonable; not showing good judgment sane - mentally healthy; free from mental disorder; "appears to be completely sane"
	2.	insane - very foolish; "harebrained ideas"; "took insane risks behind the wheel"; "a completely mad scheme to build a bridge between two mountains" harebrained, mad foolish - devoid of good sense or judgment; "foolish remarks"; "a foolish decision"