Demented De*ment"ed, a. [From {Dement}.] Insane; mad; of unsound mind. -- {De*ment"ed*ness}, n. [1913 Webster]

The Collaborative International Dictionary of English. 2000.


Look at other dictionaries:

  • demented — index deranged, lunatic, non compos mentis Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • demented — 1640s, from obsolete DEMENT (Cf. dement) drive mad …   Etymology dictionary

  • demented — *insane, mad, crazy, crazed, deranged, lunatic, maniac, non compos mentis Analogous words: *irrational, unreasonable: delirious, hysterical, frenzied (see corresponding nouns at MANIA) Antonyms: rational …   New Dictionary of Synonyms

  • demented — [adj] crazy, insane bananas*, bemused, crackbrained*, daft, delirious, deranged, distracted, distraught, flipped out*, foolish, frenzied, fruity*, hysterical, idiotic, in the ozone*, lunatic, mad, maniac, maniacal, manic, non compos mentis, nutty …   New thesaurus

  • demented — ► ADJECTIVE 1) suffering from dementia. 2) informal wild and irrational. DERIVATIVES dementedly adverb. ORIGIN from earlier dement «drive mad», from Latin demens insane …   English terms dictionary

  • demented — [dē ment′id, diment′id] adj. [pp. of DEMENT] mentally deranged; insane; mad dementedly adv …   English World dictionary

  • demented — [[t]dɪme̱ntɪd[/t]] 1) ADJ GRADED Someone who is demented has a severe mental illness, especially Alzheimer s disease. [MEDICAL or, OLD FASHIONED] At what point does it become necessary to place a demented person in a nursing home? 2) ADJ GRADED… …   English dictionary

  • demented — de|men|ted [dıˈmentıd] adj [Date: 1600 1700; Origin: dement to drive mad (16 19 centuries), from Latin mens mind ] 1.) crazy or behaving in a very strange way ▪ She was almost demented with grief. 2.) old fashioned suffering from dementia …   Dictionary of contemporary English

  • demented — adjective 1 behaving as if you are crazy, especially because of an upsetting experience: The woman was almost demented with grief. 2 old fashioned suffering from a mental illness …   Longman dictionary of contemporary English

  • demented — adjective many of her patients were too demented to benefit from group therapy Syn: mad, insane, deranged, out of one s mind, crazed, lunatic, unbalanced, unhinged, disturbed, non compos mentis; informal crazy, mental, psycho, off one s rocker,… …   Thesaurus of popular words

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