lunatic


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lu·na·tic

 (lo͞o′nə-tĭk)
n.
1. A person who is affected by lunacy; a mentally deranged person.
2. A very foolish person.
adj.
1. Affected by lunacy; mentally deranged.
2. Of or for people who are mentally deranged.
3. Wildly or giddily foolish: a lunatic decision.

[Middle English lunatik, from Old French lunatique, from Latin lūnāticus, from lūna, moon (from the belief that madness was influenced by the phases of the moon); see leuk- in Indo-European roots.]
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.

lunatic

(ˈluːnətɪk)
adj
1. (Psychiatry) an archaic word for insane
2. foolish; eccentric; crazy
n
(Psychiatry) a person who is insane
[C13 (adj) via Old French from Late Latin lūnāticus crazy, moonstruck, from Latin lūna moon]
luˈnatically adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

lu•na•tic

(ˈlu nə tɪk)

n.
1. an insane person.
2. a person whose actions and manner are marked by extreme eccentricity or recklessness.
3. Law. a person legally declared to be of unsound mind.
adj.
4. insane; demented; crazy.
5. wildly or recklessly foolish.
6. designated for or used by the insane: a lunatic asylum.
[1250–1300; Middle English lunatik < Old French lunatique < Late Latin lūnāticus moonstruck, derivative of Latin lūna moon]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lunatic - an insane person
crazy, looney, nutcase, weirdo - someone deranged and possibly dangerous
bedlamite - an archaic term for a lunatic
pyromaniac - a person with a mania for setting things on fire
madwoman - a woman lunatic
diseased person, sick person, sufferer - a person suffering from an illness
2.lunatic - a reckless impetuous irresponsible personlunatic - a reckless impetuous irresponsible person
adventurer, venturer - a person who enjoys taking risks
tearaway - a reckless and impetuous person
Adj.1.lunatic - insane and believed to be affected by the phases of the moon
colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
insane - afflicted with or characteristic of mental derangement; "was declared insane"; "insane laughter"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

lunatic

noun
1. madman, maniac, psychopath, nut (slang), loony (slang), nutter (Brit. slang), basket case (slang), nutcase (slang), headcase (informal), headbanger (informal) Her son thinks she's a raving lunatic.
adjective
1. mad, crazy, insane, irrational, nuts (slang), barking (slang), daft, demented, barmy (slang), deranged, bonkers (slang, chiefly Brit.), unhinged, loopy (informal), crackpot (informal), out to lunch (informal), barking mad (slang), maniacal, gonzo (slang), up the pole (informal), crackbrained, wacko or whacko (informal) the operation of the market taken to lunatic extremes
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

lunatic

adjective
1. Afflicted with or exhibiting irrationality and mental unsoundness:
Informal: bonkers, cracked, daffy, gaga, loony.
Chiefly British: crackers.
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.
noun
A person regarded as strange, eccentric, or crazy:
Informal: crank, loon, loony.
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
مَجْنونمَجْنُوُنْ
šílenecšílenýblázen
galningsindssygvanvittig
hullu
luđak
elmebajos
geîsjúklingur
愚人
정신 이상자
galning
คนบ้า
người điên

lunatic

[ˈluːnətɪk]
A. Nloco/a m/f
B. ADJ [person] → loco; [plan, scheme] → descabellado; [smile, grin] → de loco
the lunatic fringeel sector más fanático or radical
C. CPD lunatic asylum Nmanicomio 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

lunatic

[ˈluːnətɪk]
nfou (folle)m/fdément(e) m/f
to be a lunatic → être fou
He's an absolute lunatic → Il est complètement fou.
adj (= foolish) → fou(folle), dément(e)lunatic asylum nasile m d'aliénéslunatic fringe n
the lunatic fringe → les éléments mpl les plus extrêmes
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

lunatic

nWahnsinnige(r) mf, → Irre(r) mf
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

lunatic

[ˈluːnətɪk]
1. n (idiot) → pazzo/a; (old) (mentally-ill person) → matto/a
2. adj (person) → pazzo/a; (idea, crazy) → pazzo/a, pazzesco/a; (stupid) → idiota; (driving) → da pazzi
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

lunacy

(ˈluːnəsi) noun
insanity; madness.
ˈlunatic (-tik) adjective, noun
(abbreviation (usually unkind) loony (ˈluːni) plural ˈloonies) (a person who is) insane or crazy. Only a lunatic would do such a thing!
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.

lunatic

مَجْنُوُنْ blázen galning Wahnsinniger φρενοβλαβής lunático hullu fou luđak stravagante 愚人 정신 이상자 krankzinnige galskap człowiek umysłowo chory lunático сумасшедший galning คนบ้า kaçık người điên 疯子
Multilingual Translator © HarperCollins Publishers 2009

lu·na·tic

a. lunático-a, demente, loco-a.
English-Spanish Medical Dictionary © Farlex 2012
References in classic literature ?
from the superintendent of the lunatic asylum..." All night long such announcements were continually being received by the count.
"Well, then," I said, "either I am a lunatic, or something just as awful has happened.
"No wonder that fellow thought me an escaped lunatic. He was wrong: I am only an escaped patient."
For the glance was full of cunning, the low cunning of the lunatic criminal.
It was in old days, with our learned men, an interesting and oft-investigated question, "What is the origin of light?" and the solution of it has been repeatedly attempted, with no other result than to crowd our lunatic asylums with the would-be solvers.
People in general thought him a lunatic, and blamed his Reform Club friends for having accepted a wager which betrayed the mental aberration of its proposer.
Saloon-mates I drank with, who were good fellows and harmless, sober, did most violent and lunatic things when they were drunk.
Rochester at the house up yonder, Wood; but I daresay you have many a time inclined your ear to gossip about the mysterious lunatic kept there under watch and ward.
And then there was an audible hiss, but whether it came from the apparent lunatic's own lips, or was the real hiss of a serpent, might admit of a discussion.
The fellow thought he was a lunatic at large and made an unsuccessful attempt to shut him into the taproom.
He is only nine-and twenty, and he has an immense lunatic asylum all under his own care.
You're a bonny fighter, you know, and you touch my imagination, though my cooler reason tells me that you are a lunatic like the rest.