Life span Definition & Meaning | Britannica Dictionary (original) (raw)

life span

noun

plural

life spans

life span

noun

plural

life spans

Britannica Dictionary definition of LIFE SPAN

[count]

:

the amount of time that a person or animal actually lives

• the average life span of house cats
• increase/lengthen the human life span

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— 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

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