Etymology
Advertisement

demented (adj.)

"having lost the normal use of reason, afflicted with dementia," 1640s, from obsolete dement "drive mad." Related: Dementedness.

Others are reading

Advertisement
Advertisement
Definitions of demented

demented (adj.)
affected with madness or insanity;
Synonyms: brainsick / crazy / disturbed / mad / sick / unbalanced / unhinged
From wordnet.princeton.edu