life cycle

noun

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
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

the life cycle of a shark

Recent Examples on the Web

In early 2018, the Future Market food lab developed a food-packaging concept called Block Bird, which incorporates a flexible, interactive digital display with information on the life cycle of the chicken inside. Robyn Metcalfe, WSJ, "The Life Story of Your Supermarket Chicken: Food Tracking Goes High-Tech," 21 Feb. 2019 At a time when fighting climate change is more urgent than ever, the Secretary did nothing to address the fact that nearly a quarter of the US' carbon emissions come from the life cycle of drilling and mining on public lands. Megan Geuss, Ars Technica, "Trump will replace Interior Department Secretary next week," 16 Dec. 2018 Take Jennifer Pate, a geographer and filmmaker who shot the documentary for that first voyage; or Michelle Byle, a packaging designer for brands like Method who wanted to learn more about the full product life cycle to effect change in her industry. Tyler Wetherall, Condé Nast Traveler, "The All-Women Sailing Crew Trying to Save the Ocean of Plastic," 27 Nov. 2018 But those bites are, in a way, just the start of the surging insect population’s life cycle. Scott Dance, Washington Post, "Mosquitoes are at three times their normal number in Maryland this summer," 5 July 2018 But those bites are, in a way, just the start of the surging insect population’s life cycle. Scott Dance, baltimoresun.com, "Dealing with more bug bites than usual? Mosquitos are at 3 times their normal number in Maryland this summer.," 5 July 2018 The stingers in Florida are in one of the first stages of the jellyfish life cycle. National Geographic, "What's Giving Some Beachgoers Rashes? Get the Facts.," 28 June 2018 Not many gardeners get from one end of that life cycle to the other in the NBA, but there also haven’t been many comparable stretches like this for an organization. Bob Ford, Philly.com, "Brett Brown gets to really call the shots for the Sixers | Bob Ford," 18 June 2018 The land flatworms, which produce unpleasant-tasting chemicals that keep predators at bay, can have an effect on soil ecology and plant life cycles by preying on organisms that live in soil. Fiza Pirani, ajc, "Giant hammerhead worms invading France for decades could pose threat," 23 May 2018

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.

See More

First Known Use of life cycle

1855, in the meaning defined at sense 1

Keep scrolling for more

Learn More about life cycle

Statistics for life cycle

Last Updated

11 May 2019

Look-up Popularity

Time Traveler for life cycle

The first known use of life cycle was in 1855

See more words from the same year

Keep scrolling for more

More Definitions for life cycle

life cycle

noun

English Language Learners Definition of life cycle

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

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

Keep scrolling for more

More from Merriam-Webster on life cycle

Rhyming Dictionary: Words that rhyme with life cycle

Spanish Central: Translation of life cycle

Britannica.com: Encyclopedia article about life cycle

Comments on life cycle

What made you want to look up life cycle? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

something valued as if it were money

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time traveler quiz which word came first
  • Which came first?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!