Definition of life history in US English:

life history


  • 1The series of changes undergone by an organism during its lifetime.

    • ‘Here, we consider how a parasitic life history has influenced the evolution of cuckoo egg size.’
    • ‘Also, the distribution and extent of plant species and genetic variation are related to factors such as taxonomic status, life history and biogeographic history.’
    • ‘Second, we use information on male plumage changes to identify when in the life history of satin bowerbirds parasite reductions occur.’
    • ‘Some of the different forms may represent different stages in the life history of the organisms.’
    • ‘Flowering phenology is one of the most important characteristics in the life history of plants because it strongly determines fitness through sexual reproduction.’
    • ‘The results of our study provide insight into the importance of post-emergence offspring mortality in the life history of a long-lived organism.’
    • ‘The change from vegetative to reproductive development is a key event in the life history of plants.’
    • ‘This change in the pattern of elasticities represents an alteration in the selection pressures on the life history.’
    • ‘It can be argued that the single-cell stage is the most vulnerable period in any multicellular organism's life history.’
    • ‘Similarly, the time to adulthood or to reproductive maturity is a key fitness component of an organism's life history.’
    • ‘Host finding is an essential part of the life history of social parasites.’
    • ‘At the other end of the life history, the heritability of old-age metabolic rate is high.’
    • ‘The life history, breeding biology and field methods are described elsewhere for white-tailed ptarmigan and willow ptarmigan.’
    • ‘This process will lead to the evolution of a life history in which fertility and survival chances decrease with increasing age.’
    • ‘The red ‘algae’ lack flagella at all stages in their life history, and cells may be multinucleate.’
    • ‘The first concerns the life history and general biology of noncommercial Arctic marine species.’
    • ‘This lack of conspicuous differentiation of juveniles buffers them from any potential ontogenetic conflict arising from sexual adult phases of the life history.’
    • ‘Such an analysis may help to identify the most important factors in the life history of the study organism, and also to set up more effective management plans for endangered species.’
    • ‘Rhizopus nigricans, or black bread mold, also has a haploid life history.’
    • ‘Most clonal organisms exhibit aclonal reproduction at some point in their overall life history.’
    1. 1.1 The story of a person's life, especially when told at tedious length.
      ‘he was pouring out his life history to some newfound friend’
      • ‘He then proceeds to give me his life history over the past four years since he moved to the local area.’
      • ‘Online messages are NOT an appropriate avenue for providing your entire life history or unloading about your past hurts and current emotional state.’
      • ‘The purpose of getting a life history on a person is to be able to ‘paint a picture’ of who they are.’
      • ‘Various groups in and out of universities have learned about the project, written life histories, and posted them on Web sites.’
      • ‘His life history was recorded from oral traditions a couple of centuries after his death, and even that information has survived only in fragments.’
      previous conduct, previous performance, track record, previous accomplishments, previous achievements, career to date, history, past, background
      View synonyms


life history

/ˌlīf ˈhist(ə)rē//ˌlaɪf ˈhɪst(ə)ri/