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life span

noun

Simple Definition of life span

  • : the amount of time that a person or animal actually lives

Source: Merriam-Webster's Learner's Dictionary

Full Definition of life span

  1. 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. 2 :  the duration of existence of an individual

Examples of life span in a sentence

  1. the average life span of house cats

  2. increase the human life span



1898

First Known Use of life span

1898


Medical Dictionary

life span

play
noun \ˈlīf-ˌspan\

Medical Definition of life span

  1. 1:  the duration of existence of an individual

  2. 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




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