Definition, Meaning & Synonyms

demented

Adjective
/dɪˈmɛn.tɪd/
Definition
Affected by dementia or insanity.
Examples
  • After the accident, he became demented and could not recognize his own family.
  • Her demented laughter echoed through the empty halls.
Meaning
Demented describes someone who is mentally ill or someone who is acting irrationally because of their mental state.
Synonyms
  • insane
  • mad
  • crazy
  • deranged