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Crackpot vs Demented - What's the difference?

crackpot | demented |

As adjectives the difference between crackpot and demented

is that crackpot is (informal) eccentric or impractical while demented is insane or mentally ill.

As a noun crackpot

is (informal) an eccentric, crazy or foolish person a kook .

As a verb demented is

(dement).

crackpot

English

Noun

(en noun)
  • (informal) An eccentric, crazy or foolish person. A kook .
    • Time will tell whether he is a crackpot or a genius for promoting that sort of idea.
  • (informal) Someone addicted to crack cocaine (i.e. a drug addict). See also crackhead.

    • Synonyms

    * crank (UK) * crazy * kook * live one * nut ball * nutbag * nutbar * nutcase * nutter

    Adjective

    (en adjective)
  • (informal) Eccentric or impractical
    • a crackpot idea

    demented

    English

    Adjective

    (en adjective)
  • Insane or mentally ill.
  • * {{quote-news
    • , year=2012 , date=August 5 , author=Nathan Rabin , title=TV: Review: THE SIMPSONS (CLASSIC): “I Love Lisa” (season 4, episode 15; originally aired 02/11/1993) citation , page= , passage=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.}}
  • Suffering from dementia.
  • Crazy; ridiculous.
    • a demented idea

    Verb

    (head)
  • (dement)