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- DictionaryLife span
noun
- 1. the length of time for which a person or animal lives or a thing functions: "the human life span"
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Life span, the period of time between the birth and death of an organism. The maximum life span is a theoretical number whose exact value cannot be determined from existing knowledge about an organism; it is often given as a rough estimate based on the longest-lived organism of its species known to date.
Oct 6, 2022 · The human lifespan is the maximum number of years an individual from the human species can live based on observed examples. Though this definition of lifespan may seem simple enough, it is often confused with other common concepts in the study of the aging, life, and death of living organisms.
Life span definition: the longest period over which the life of any organism or species may extend, according to the available biological knowledge concerning it.. See examples of LIFE SPAN used in a sentence.
On this page, you will find global data and research on life expectancy and related measures of longevity: the probability of death at a given age, the sex gap in life expectancy, lifespan inequality within countries, and more. Life expectancy has increased across the world.
: the amount of time that a person or animal actually lives. the average life span of house cats. increase/lengthen the human life span. — often used figuratively. Recharging can extend the life span of a battery. the life span of a building/appliance. the life span of a controversy.
3 days ago · noun. 1. the longest period over which the life of any organism or species may extend, according to the available biological knowledge concerning it. 2. the longevity of an individual. Most material © 2005, 1997, 1991 by Penguin Random House LLC. Modified entries © 2019 by Penguin Random House LLC and HarperCollins Publishers Ltd. Word origin.