LIFETIME

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 Dictionary entry overview: What does lifetime mean? 

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

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

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

 Dictionary entry details 

• LIFETIME (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 ("lifetime" is a kind of...):

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

Meronyms (parts of "lifetime"):

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 "lifetime"):

afterlife; hereafter (life after death)

 Context examples 

Indicates a person who has smoked at least 100 cigarettes in his or her lifetime, who smokes now, but does not smoke every day.

(Current Some Day Smoker, NCI Thesaurus)

Indicates a person who has smoked at least 100 cigarettes in his or her lifetime and who currently smokes every day.

(Current Every Day Smoker, NCI Thesaurus)

For example, a woman with no known risk factors for breast cancer has a cumulative risk of getting breast cancer over a lifetime of 90 years of about 12-13%.

(Cumulative risk, NCI Dictionary)

The lifetimes of tiny stars like TRAPPIST-1 are predicted to be much, much longer than the 13.7 billion-year age of the universe (the Sun, by comparison, has an expected lifetime of about 10 billion years).

(TRAPPIST-1 is Older Than Our Solar System, NASA/JPL)

In the less than 10 percent where female and male flowers exist on separate plants, they typically remain female or male throughout their lifetimes.

(Striped maple trees often change mating types, with females more likely to die, National Science Foundation)

But in a lifetime of meal choices, eating like this every day could do some damage to a person's body, said Lemay.

(Humans More Unique than Expected When It Comes to Digesting Fatty Meals, U.S. Department of Agriculture)

Higher intelligence in childhood is associated with a lower lifetime risk of major causes of death, including heart disease, stroke, smoking related cancers, respiratory disease and dementia.

(Higher IQ in Childhood Linked to Longer Life, The Titi Tudorancea Bulletin)

It has been doing so for about 5 billion years and will continue for the other 4.5 billion years of its lifetime.

(Newest solar telescope produces first images, National Science Foundation)

Results are presented as risk of breast cancer, as a percentage, within the next five years or over a lifetime.

(Gail risk model, NCI Thesaurus)

It might change as an individual becomes more obese, less physically active or smokes, for example, so proteins will be able to track changes in an individual's health status over a lifetime.

(Study highlights potential for ‘liquid health check’ to predict disease risk, University of Cambridge)