senile

名词 n. 形容词 adj.
中文释义
英 /ˈsiːnaɪl/    美 /ˈsinaɪl/

英文释义

名词 n.
  1. A person who is senile. dated
    — Seniles differ markedly in their early adult intelligence level, and in their social, vocational, and educational histories.
形容词 adj.
  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. Exhibiting the deterioration in mind and body often accompanying old age; doddering. offensive,often
    — Her mother was senile, but they called it dementia now.

词形变化

more senile comparative most senile superlative seniles plural

词汇关系

反义词
juvenile
衍生词
Cnile nonsenile presenile senile angioma senile gangrene senile keratosis senilely senile wart senilism senility senilize senilocracy
相关词
senate senator senescence senior seniority

词源

词源 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”).
词源 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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