re·​gen·​er·​a·​tion | \ ri-ˌje-nə-ˈrā-shən How to pronounce regeneration (audio) , ˌrē-\

Definition of regeneration

1 : an act or the process of regenerating : the state of being regenerated
2 : spiritual renewal or revival
3 : renewal or restoration of a body, bodily part, or biological system (such as a forest) after injury or as a normal process
4 : utilization by special devices of heat or other products that would ordinarily be lost

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Examples of regeneration in a Sentence

the regeneration of knitting and crocheting is in full bloom, with Hollywood stars admitting they knit and crochet on movie sets

Recent Examples on the Web

Among its customers, two companies in Europe are using StemBioSys products for their drug discovery programs, while another customer uses the product to study tissue regeneration. Laura Garcia,, "San Antonio company at the forefront of stem-cell therapy," 15 Aug. 2019 Machines for the reception, conversion and transmission or regeneration of voice, images, or other data. Mark Gurman, Fortune, "Trump Tariff Buying Guide: When to Buy Imported Chinese Tech, From Apple to Roku," 13 Aug. 2019 The Redwood National State Parks has partnered with Save the Redwoods League to try and accelerate regeneration of the titanic trees. NBC News, "Cloning giant redwoods could help combat climate change," 28 July 2019 The opening of the building in his name is a key milestone in the regeneration of the area; the final restorations, particularly to the Pergamon Museum and Altar, are expected to be finished by 2025. C.g. | Berlin, The Economist, "Berlin’s Museum Island gets a much-needed revamp," 12 July 2019 Stem cell research is not just for regeneration and replacement, but also for discovering appropriate drugs for a host of diseases. Emily Baumgaertner,, "When it comes to disease, stem cells are a game-changer, scientists say. This is why," 27 June 2019 The name given by Universal to its rebuilding effort struck a heady note of regeneration and renewal: The Phoenix Project. New York Times, "The Day the Music Burned," 11 June 2019 Periodic fire is required for regeneration and growth of fire adapted species within these systems. Chelsey Lewis, Milwaukee Journal Sentinel, "Smokey Bear's first costume was made in Mercer, and the head is still on display there," 13 Apr. 2019 At most, scientists have hypothesized that the de-differentiation process implicated in both tissue regeneration and cancer involves the activation of some sort of embryonic or developmental pathway. Quanta Magazine, "To Heal Some Wounds, Adult Cells Turn More Fetal," 29 Aug. 2018

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

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First Known Use of regeneration

14th century, in the meaning defined at sense 1

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Statistics for regeneration

Last Updated

14 Sep 2019

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The first known use of regeneration was in the 14th century

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More Definitions for regeneration


re·​gen·​er·​a·​tion | \ ri-ˌjen-ə-ˈrā-shən, ˌrē- How to pronounce regeneration (audio) \

Medical Definition of regeneration

1 : an act or the process of regenerating : the state of being regenerated
2 : the renewal, regrowth, or restoration of a body or a bodily part, tissue, or substance after injury or as a normal bodily process continual regeneration of epithelial cells regeneration of the uterine lining — compare regulation sense 2a

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Comments on regeneration

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miscellaneous remnants or debris

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