| Learning / English Dictionary |
LIFESPAN
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I. (noun)
Sense 1
Meaning:
The period during which something is functional (as between birth and death)
Example:
he lived a long and happy life
Synonyms:
life; life-time; lifespan; lifetime
Classified under:
Nouns denoting time and temporal relations
Hypernyms ("lifespan" is a kind of...):
period; period of time; time period (an amount of time)
Meronyms (parts of "lifespan"):
birth (the time when something begins (especially life))
death; demise; dying (the time when something ends)
time of life (a period of time during which a person is normally in a particular life state)
age; eld (a time of life (usually defined in years) at which some particular qualification or power arises)
Hyponyms (each of the following is a kind of "lifespan"):
afterlife; hereafter (life after death)
Context examples:
In addition to the IGF-1R mutation, p66 Shc mutation also increases lifespan without significant aberration of other systems.
(Longevity Pathway, NCI Thesaurus/BIOCARTA)
As a result, the flies experienced low levels of inflammation and longer lifespans.
(Defending against environmental stressors may shorten lifespan, National Institutes of Health)
The researchers also found that the lifespan of the naturally long and short sleepers did not differ significantly from the flies with normal sleeping patterns.
(Researchers explore complex genetic network behind sleep duration, National Institutes of Health)
Previous research showed it was possible to reduce the burden of damaged cells, termed senescent cells, and extend lifespan and improve health, even when treatment was initiated late in life.
(Scientists Find Natural Product That Slows Aging, The Titi Tudorancea Bulletin)
The researchers also found that treatment with a combination of dasatinib and quercetin could prevent cell damage, delay physical dysfunction, and, when used in naturally aging mice, extend their lifespan.
(Senolytic drugs reverse damage caused by senescent cells in mice, National Institutes of Health)
The scientists found this shortening of lifespan to be consistent with the nature of the proteome collapse process.
(Study reveals how collapse of protein processes is driver of aging and death, National Science Foundation)
Using these samples, the researchers were able to reconstruct the total lifespan and juvenile growth rates of trees that were growing during both industrial and pre-industrial climate conditions.
(Amount of carbon stored in forests reduced as climate warms, University of Cambridge)
The leghorn has a lifespan of 5-11 years in the wild.
(Leghorn Chicken, NCI Thesaurus)
Progression of the cell from its inception to the end of its lifespan.
(Cell Aging, NCI Thesaurus)
The gestational period of the cat embryo is 63-65 days and the average lifespan of a domestic short haired cat is 10-15 years.
(Domestic Short Hair Cat, NCI Thesaurus)
