Senile

//ˈsinaɪl// adj, noun

Definitions

Adjective
  1. 1
    Of, or relating to old age.

    "Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems— […]. Such a slow-release device containing angiogenic factors could be placed on the pia mater covering the cerebral cortex and tested in persons with senile dementia in long term studies."

  2. 2
    Exhibiting the deterioration in mind and body often accompanying old age; doddering. offensive, often

    "Her mother was senile, but they called it dementia now."

Adjective
  1. 1
    mentally or physically infirm with age wordnet
Noun
  1. 1
    A person who is senile. dated

    "Seniles differ markedly in their early adult intelligence level, and in their social, vocational, and educational histories."

Etymology

Etymology 1

1660s; borrowed from French sénile, from Middle French senile, from Old French senile, from Latin senīlis (“of or pertaining to old age”), from senex (“old man”), ultimately from Proto-Indo-European *sénos (“old”).

Etymology 2

1660s; borrowed from French sénile, from Middle French senile, from Old French senile, from Latin senīlis (“of or pertaining to old age”), from senex (“old man”), ultimately from Proto-Indo-European *sénos (“old”).

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