demented en · ADJ
Pronunciation
- (US) audio
- /dɪˈmɛntɪd/
Etymology
Etymology tree Proto-Indo-European *de Proto-Indo-European *-h₁ Proto-Indo-European *déh₁ Proto-Italic *dē Latin dē Latin dē- Proto-Indo-European *men- Proto-Indo-European *-tis Proto-Indo-European *méntis Proto-Italic *mentis Latin mēns Latin dēmēns Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Indo-European *-h₂tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Vulgar Latin dēmentōder. English dement Old English -ed ▲ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Germanic *-ōdaz Old English -od Middle English -ed English -ed English demented Past participle of dement + -ed, from Latin dēmentāre.
Meanings
-
Insane; mentally ill.
In the past week, he [Donald Trump] attacked the “truly sick and demented people” in the news media, […], not even counting the “deranged scumbags” in Iran.
2026 March 16, Peter Baker, “In Choosing ‘Epic Fury,’ Trump Names a War and Defines His Presidency”, in The New York Times, New York, N.Y.: The New York Times Company, →ISSN, →OCLC:So while Ralph generally seems to inhabit a different, more glorious and joyful universe than everyone else here his yearning and heartbreak are eminently relateable. Ralph sometimes appears to be a magically demented sprite who has assumed the form of a boy, but he’s never been more poignantly, nakedly, movingly human than he is here.
2012 August 5, Nathan Rabin, “TV: Review: THE SIMPSONS (CLASSIC): “I Love Lisa” (season 4, episode 15; originally aired 02/11/1993)”, in AV Club, archived from the original on 28 Dec 2012:
- Having dementia.
-
(informal) Crazy; ridiculous.
One of these new recruits is Jagger Froid, a demented alien from the Black Hole Galaxy, who dishes out punishment with a laser-sharp tongue.
c. 1990, How to Play Super C (PDF) (instruction manual), Konami, page 4a demented idea
Literally nothing happens, apart from Donaldson counting to 100,000. In this sense, it is nothing like his later videos, defined as they are by a near-demented commitment to maximum viewer-stimulation.
2025 June 3, Mark O’Connell, “‘The Mozart of the attention economy’: why MrBeast is the world’s biggest YouTube star”, in The Guardian, archived from the original on 07 Jun 2025:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| more demented | Degree=Cmp | lexicographic | |
| most demented | Degree=Sup | lexicographic |
Deriveds
semidemented · dementedly · nondemented · pseudodemented · dementedness · academented · undemented
Translations (34)
de verrückt (insane or mentally ill) · mi wairangi (insane or mentally ill) · da dement (suffering from dementia) · it demente (insane or mentally ill) · ru слабоумный (suffering from dementia) · nn dement (suffering from dementia) · la dēmentātus (insane or mentally ill) · bg луд (insane or mentally ill) · bg дементен (suffering from dementia) · es demente (insane or mentally ill) · cs dementní (suffering from dementia) · el ανοϊκός (suffering from dementia) · fi hullu (insane or mentally ill) · sv dement (suffering from dementia) · de wahnsinnig (insane or mentally ill) · nb dement (suffering from dementia) · fi dementoitunut (suffering from dementia) · el παράφρων (insane or mentally ill) · ru сумасше́дший (insane or mentally ill) · de dement (suffering from dementia) · bg побъркан (insane or mentally ill) · da afsindig (insane or mentally ill) · es demente (suffering from dementia) · ar مَخْبُول (insane or mentally ill) · es demencial (insane or mentally ill) · fr dément (insane or mentally ill) · es demenciado (suffering from dementia) · da vanvittig (insane or mentally ill) · la dēmens (insane or mentally ill) · el τρελός (insane or mentally ill) · vi loạn trí (insane or mentally ill) · ar مَسْعُور (insane or mentally ill) · ar مَجْنُون (insane or mentally ill) · he דמנטי (suffering from dementia)