lifespan

Etymology

life + span

noun

1. The length of time for which an organism lives.
   Last spring, the periodical cicadas emerged across eastern North America. Their vast numbers and short above-ground life spans inspired awe and irritation in humans—and made for good meals for birds and small mammals. 2012 March-April, Anna Lena Phillips, “Sneaky Silk Moths”, in American Scientist, volume 100, number 2, page 172
   Asari Cultural VI: Due to our lifespan-sometimes reaching 1,000 years of age-we are patient in our decisions, and prefer long-term solutions over short-term gains. 2017, BioWare, Mass Effect: Andromeda, Redwood City: Electronic Arts, →OCLC, PC, scene: Nexus
   Some clams have lifespans far longer than those of human beings.
2. (by extension) The length of time for which something exists or is current or valid.
   The virtual enterprise forum developed several "classical" management functions for which resources were available throughout its lifespan. 2002, Luis M Camarinha-Matos, Collaborative business ecosystems and virtual enterprises