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单词 life span
释义

life span

SEE SYNONYMS FOR life span ON THESAURUS.COM

noun

the longest period over which the life of any organism or species may extend, according to the available biological knowledge concerning it.
the longevity of an individual.

Origin of life span

First recorded in 1915–20

Words nearby life span

life sentence, life signs, life-size, life skill, life space, life span, lifestream, life stress, lifestyle, lifestyle block, lifestyle business
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for life span

  • He acquired all sorts of magic powers by means of which he extended his life-span.

    The Chinese Fairy Book|Various
  • Now, of course, shortened working hours and medical advances have equalized the life-span.

    This Crowded Earth|Robert Bloch
  • That's where the men astern would find use for the life-span.

    The Iron Boys on the Ore Boats|James R. Mears
  • As to the life-span itself there is reason to suppose that it is meant to be more regular than man allows it to become.

    The Conquest of Fear|Basil King

British Dictionary definitions for life span

life span

noun

the period of time during which a human being, animal, machine, etc, may be expected to live or function under normal conditions
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for life span

life span

n.

A lifetime.
The average or maximum length of time an organism, a material, or an object can be expected to survive or last.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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更新时间:2024/9/22 5:28:13