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单词 life span
释义

life span

noun

1
: the average length of life of a kind of organism or of a material object especially in a particular environment or under specified circumstances
2
: the duration of existence of an individual

Synonyms

  • continuance
  • date
  • duration
  • life
  • lifetime
  • run
  • standing
  • time
See all Synonyms & Antonyms

Example Sentences

the average life span of house cats increase the human life span
Recent Examples on the Web Charlie had cystic fibrosis, which gave his lungs a decidedly short life span. Kevin Cullen, BostonGlobe.com, 8 Sep. 2022 This area could also become a tropical depression during the next few days though its life span could be short-lived. Jennifer Gray, CNN, 30 Aug. 2022 But the average age of the dogs was just 6.9 years, and only 19.5% of the dogs analyzed were in the last quarter of their life span. Jan Hoffman, BostonGlobe.com, 27 Aug. 2022 Lautenschlager also noted in the study that the shape of a T. rex’s eye socket changed over its life span, starting out rounder and taking up more of its skull in youth. Fionna M. D. Samuels, Scientific American, 11 Aug. 2022 The barn housed multiple living critters during its life span, including horses and chickens when the McDowells lived in the home and, currently, groundhogs under the floor and rodents in nests constructed between the siding and the interior walls. Mary Jane Brewer, cleveland, 23 May 2022 In a year, Monarch butterflies will go through four generations, with the first three having the life span of about one month. James T. Norman, chicagotribune.com, 5 Oct. 2021 That agreement actually represented an extension of the plant’s anticipated life span. Michael Hiltzik, Los Angeles Times, 16 Aug. 2022 For comparison, many lithium-ion batteries target a 500-cycle life span. John Timmer, Ars Technica, 21 July 2022 See More

Word History

First Known Use

1831, in the meaning defined at sense 2

Medical Definition

life span

noun

ˈlīf-ˌspan How to pronounce life span (audio)
1
: the duration of existence of an individual
2
: the average length of life of a kind of organism or of a material object especially in a particular environment or under specified circumstances

life span

noun

as in duration
the period during which something exists, lasts, or is in progress I saw no need to pay more for a better-built computer that would just grow obsolete before the end of its life span

Synonyms & Similar Words

Relevance
  • duration
  • life
  • time
  • lifetime
  • continuance
  • standing
  • date
  • run
  • span
  • term
  • tenure
  • tour
  • stretch
  • longevity
  • age
  • spell
  • turn
  • hitch
  • half-life
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更新时间:2024/12/23 23:03:29