insane

I
(Roget's IV) modif.
1. [Deranged]
Syn. crazy, crazed, mad, wild, raging, frenzied, lunatic, schizophrenic, psychotic, psychopathic, psychoneurotic, paranoid, non compos mentis (Latin), maniacal, raving, demented, rabid, berserk, unbalanced, unhinged, act of one's mind, out of one's head, moonstruck, unsettled, mentally unsound, mentally diseased, sick, suffering from hallucinations, bereft of reason, daft, deluded, possessed, stark mad, having a devil, obsessed, disordered, touched, addlebrained, addlepated, addleheaded, nutty*, loony*, nuts*, schizo*, schizzy*, tetched*, balmy*, screwy*, loco*, off the wall*, wacko*, cuckoo*, bughouse*, crazy as a coot*, mad as a March hare*, gone*, derailed*, half-cocked*, haywire*, bats*, batty*, off the beam*, having bats in the belfry*, round the bend*, bonkers*, unglued*, nutty as a fruitcake*, off one's nut*, off one's rocker*, out of one's gourd*, dotty*, pixilated*, cracked*, having a few buttons missing*, one can short of a six-pack*, frothing at the mouth*, bananas*, not playing with a full deck*, out to lunch*, not all there*, wigged out*, off the deep end*; see also sick , violent 2 , 4 .
Ant. sane*, rational, sensible.
2. [Utterly foolish]
Syn. madcap, daft, idiotic; see stupid 1 .
II
(Roget's 3 Superthesaurus) a.
mentally ill, psychotic, *psycho, *nuts, deranged, crazy, demented, schizophrenic, *cracked, *loony, maniacal, paranoid, mad, *mental, *out of one's mind, *off one's rocker, lunatic, *loco, scatterbrained, not of sound mind, *cuckoo, *flipped out, sick, touched, *wigged out, daft, unbalanced, *one brick short of a load, irrational, delusional, non compos mentis.
ANT.: sane, rational, normal
III
(Roget's Thesaurus II) 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 (or out of) one's head, off one's rocker, of unsound mind, out of one's mind, sick in the head, stark raving mad. See SANE. 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: balmy2, dippy, dopey, jerky, sappy, wacky. See ABILITY, KNOWLEDGE.

English dictionary for students. 2013.

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  • insane — [ ɛ̃san ] adj. • 1784; angl. insane, lat. insanus 1 ♦ Littér. Qui n est pas sain d esprit; qui est contraire à la saine raison, au bon sens. ⇒ absurde, fou, insensé. « Le culte du Démon n est pas plus insane que celui de Dieu » (Huysmans). Des… …   Encyclopédie Universelle

  • insane — insane, mad, crazy, crazed, demented, deranged, lunatic, maniac, non compos mentis are comparable in their general or nontechnical senses (for senses of corresponding nouns used technically see INSANITY) and as meaning afflicted by or manifesting …   New Dictionary of Synonyms

  • Insane — 2011 Daten Standort Gröna Lund (Stockholm, Schweden) Typ …   Deutsch Wikipedia

  • Insane — In*sane , a. [L. insanus. See {In } not, and {Sane}.] 1. Exhibiting unsoundness or disorder of mind; not sane; mad; deranged in mind; delirious; distracted. See {Insanity}, 2. [1913 Webster] 2. Used by, or appropriated to, insane persons; as, an… …   The Collaborative International Dictionary of English

  • insane — (adj.) 1550s, from L. insanus mad, insane; outrageous, excessive, extravagant, from in not (see IN (Cf. in ) (1)) + sanus well, healthy, sane. Originally only of persons; of actions, from 1842. Cf. LUNATIC (Cf. lunatic); and It. pazzo insane,… …   Etymology dictionary

  • insane — [in sān′] adj. [L insanus] 1. not sane; mentally ill or deranged; demented; mad: not a technical term: see INSANITY ☆ 2. of or for insane people [an insane asylum] 3. very foolish, impractical, extravagant, etc.; senseless insanely adv …   English World dictionary

  • insane — in·sane adj: affected with insanity Merriam Webster’s Dictionary of Law. Merriam Webster. 1996. insane I …   Law dictionary

  • insane — [adj] mentally ill; foolish batty*, bizarre, cracked*, crazed, crazy, cuckoo*, daft, demented, derailed, deranged, fatuous, frenzied, idiotic, impractical, irrational, irresponsible, loony*, lunatic, mad, maniacal, mental, moonstruck*, nuts*,… …   New thesaurus

  • insane — ► ADJECTIVE 1) in or relating to an unsound state of mind; seriously mentally ill. 2) extremely foolish; irrational. DERIVATIVES insanely adverb insanity noun. ORIGIN Latin insanus, from in not + sanus healthy …   English terms dictionary

  • insane — adj. VERBS ▪ be, look, seem, sound ▪ It seems insane to cut the budget now. ▪ become, go ▪ He later …   Collocations dictionary

  • Insane — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Sur les autres projets Wikimedia : « Insane », sur le Wiktionnaire (dictionnaire universel) Insane peut avoir différentes… …   Wikipédia en Français

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