| 单词 | senescent |
| 释义 | senescent (once / 60303 pages) adj Something senescent is growing old or is elderly. Senescent things are deteriorating. Senescent and senile have something in common — the Latin root senex which means "old.” A baby or even a teenager would not be described as senescent because they're youthful and full of life. A nursing home is full of people who could be described as senescent; they’re old. "The Who" was going to sing “hope I die before I get senescent,” but it just didn’t have the same ring to it. WORD FAMILYsenescent: senescence+/senesce: senescent USAGE EXAMPLESBoth studies used genetically modified mice that clear away their senescent cells in response to a particular compound—a technique that isn’t feasible in humans. Science Magazine(Dec 22, 2016) Run-down cells, known as senescent cells, may make us old. Science Magazine(Oct 27, 2016) Kirkland and his colleagues wondered what would happen if senescent cells were removed. US News(Aug 09, 2016) adj growing old Syn ageing, aging old (used especially of persons) having lived for a relatively long time or attained a specific age |
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