life cycle

noun
|Updated on: 8 Jun 2018

Definition of life cycle

1 : the series of stages in form and functional activity through which an organism passes between successive recurrences of a specified primary stage
2 : life history 2
3 : a series of stages through which something (such as an individual, culture, or manufactured product) passes during its lifetime

Examples of life cycle in a Sentence

  1. the life cycle of a shark

Recent Examples of life cycle from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'life cycle.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of life cycle

1855

in the meaning defined at sense 1

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LIFE CYCLE Defined for English Language Learners

life cycle

Definition of life cycle for English Language Learners

  • biology : the series of stages through which a living thing passes from the beginning of its life until its death


Medical Dictionary

life cycle

noun

medical Definition of life cycle

1 : the series of stages in form and functional activity through which an organism passes between successive recurrences of a specified primary stage
2 : life history 1a

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