Meaning & Definition
adjective
Characterized by or indicative of a decline in physical or mental functioning associated with old age.
His senile behavior made it difficult for the family to have conversations with him.
Relating to or exhibiting the effects of old age.
The senile condition of the patient raised concerns about the need for specialized care.
Having or showing the weaknesses or diseases of old age, especially a loss of mental faculties.
The senile man often forgot where he placed his glasses.
Often irrational or confused due to old age.
Her senile comments left her family puzzled during the discussion.
Etymology
From Latin 'senilis', meaning 'of old age'.
Common Phrases and Expressions
senile decay:
A decline in physical or mental abilities due to aging.
senile dementia:
A form of dementia that occurs in elderly individuals, characterized by memory loss and cognitive decline.
senile old man/woman:
A term referring to an elderly person exhibiting signs of senility.
Slang Meanings
Out of touch or confused due to old age.
He's acting totally senile these days; I can't follow anything he says.
Forgetful or unable to remember things properly.
Don't mind her ramblings; she's just being senile again.