LIFESPAN

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does lifespan mean? 

• LIFESPAN (noun)
  The noun LIFESPAN has 1 sense:

1. the period during which something is functional (as between birth and death)

  Familiarity information: LIFESPAN used as a noun is very rare.

 Dictionary entry details 

• LIFESPAN (noun)

Sense 1

Meaning:

The period during which something is functional (as between birth and death)

Classified under:

Nouns denoting time and temporal relations

Synonyms:

life; life-time; lifespan; lifetime

Context example:

he lived a long and happy life

Hypernyms ("lifespan" is a kind of...):

period; period of time; time period (an amount of time)

Meronyms (parts of "lifespan"):

birth (the time when something begins (especially life))

death; demise; dying (the time when something ends)

time of life (a period of time during which a person is normally in a particular life state)

age; eld (a time of life (usually defined in years) at which some particular qualification or power arises)

Hyponyms (each of the following is a kind of "lifespan"):

afterlife; hereafter (life after death)

 Context examples 

It can extend the lifespan, can also improve tolerance to certain metabolic stresses to the body.

(Pathways Underlying the Benefits of Calorie Restriction, NIH)

In contrast, having 2 copies of the KL-VS variant (a rare occurrence) had opposite effects on lifespan and stroke risk.

(Longevity gene linked to better brain skills, NIH, US)

It has been suggested that humans are uniquely susceptible to Alzheimer's, potentially because of genetic differences from other primates, changes to the human brain during evolution, and longer lifespans.

(New research detects Alzheimer's disease markers in nonhuman primates, National Science Foundation)

This is because their short lifespans allow for scientists to observe several generations of worms within a short period of time, yielding quicker results for studies.

(Roundworms have the Right Stuff, NASA)

But I think we must divert the way we use plastic, particularly in terms of single-use plastic and those objects that have a very short service lifespan.

(Pacific Ocean Garbage Patch Growing Rapidly, Study Finds, VOA)

The scientists tracked the mice’s metabolic health through their lifespans until their natural deaths and examined them post-mortem.

(Longer daily fasting times improve health and longevity, National Institutes of Health)

Telomerase is involved in the restoration and maintenance of telomere length and so the functional lifespan of cells.

(hTERT Vaccine V934/V935, NCI Thesaurus)

The effect on cancer susceptibility of age-related changes over the lifespan, and the genetic factors leading to older age at onset of cancer are also of interest.

(Interdisciplinary Studies in the Genetic Epidemiology of Cancer, NCI Thesaurus)

The evolution of physical movement over an individual's lifespan.

(Motor Development, NCI Thesaurus)

It supports and conducts clinical and basic research and research training on health and illness across the lifespan.

(National Institute of Nursing Research, NCI Thesaurus)